Home / 28,018,219.60-42,027,329.40-10,973,227.60

Finding the Fourth Proportional to 28,018,219.60, 42,027,329.40 and 10,973,227.60

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Solution

The fourth proportional to 28,018,219.60, 42,027,329.40 and 10,973,227.60 is: 16,459,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,219.60 : 42,027,329.40 = 10,973,227.60 : x
  2. Step 2: Convert to fraction form
    28,018,219.60/42,027,329.40 = 10,973,227.60/x
  3. Step 3: Cross multiply
    28,018,219.60x = 42,027,329.40 × 10,973,227.60
  4. Step 4: Simplify right side
    28,018,219.60x = 461,175,450,926,371.44
  5. Step 5: Solve for x
    x = 461,175,450,926,371.44/28,018,219.60
  6. Step 6: Final answer
    x = 16,459,841.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.