Home / 15,171,892.90-22,757,839.35-8,688,312.70

Finding the Fourth Proportional to 15,171,892.90, 22,757,839.35 and 8,688,312.70

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Solution

The fourth proportional to 15,171,892.90, 22,757,839.35 and 8,688,312.70 is: 13,032,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171,892.90 : 22,757,839.35 = 8,688,312.70 : x
  2. Step 2: Convert to fraction form
    15,171,892.90/22,757,839.35 = 8,688,312.70/x
  3. Step 3: Cross multiply
    15,171,892.90x = 22,757,839.35 × 8,688,312.70
  4. Step 4: Simplify right side
    15,171,892.90x = 197,727,224,649,164.75
  5. Step 5: Solve for x
    x = 197,727,224,649,164.75/15,171,892.90
  6. Step 6: Final answer
    x = 13,032,469.05

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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.