Home / 12,097,371.60-18,146,057.40-9,971,607.60

Finding the Fourth Proportional to 12,097,371.60, 18,146,057.40 and 9,971,607.60

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Solution

The fourth proportional to 12,097,371.60, 18,146,057.40 and 9,971,607.60 is: 14,957,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,371.60 : 18,146,057.40 = 9,971,607.60 : x
  2. Step 2: Convert to fraction form
    12,097,371.60/18,146,057.40 = 9,971,607.60/x
  3. Step 3: Cross multiply
    12,097,371.60x = 18,146,057.40 × 9,971,607.60
  4. Step 4: Simplify right side
    12,097,371.60x = 180,945,363,879,876.22
  5. Step 5: Solve for x
    x = 180,945,363,879,876.22/12,097,371.60
  6. Step 6: Final answer
    x = 14,957,411.40

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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.