Home / 10,069,197.40-15,103,796.10-8,494,557.40

Finding the Fourth Proportional to 10,069,197.40, 15,103,796.10 and 8,494,557.40

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Solution

The fourth proportional to 10,069,197.40, 15,103,796.10 and 8,494,557.40 is: 12,741,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069,197.40 : 15,103,796.10 = 8,494,557.40 : x
  2. Step 2: Convert to fraction form
    10,069,197.40/15,103,796.10 = 8,494,557.40/x
  3. Step 3: Cross multiply
    10,069,197.40x = 15,103,796.10 × 8,494,557.40
  4. Step 4: Simplify right side
    10,069,197.40x = 128,300,062,929,346.14
  5. Step 5: Solve for x
    x = 128,300,062,929,346.14/10,069,197.40
  6. Step 6: Final answer
    x = 12,741,836.10

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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.