Home / 21,984,337.20-32,976,505.80-15,181,892.40

Finding the Fourth Proportional to 21,984,337.20, 32,976,505.80 and 15,181,892.40

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Solution

The fourth proportional to 21,984,337.20, 32,976,505.80 and 15,181,892.40 is: 22,772,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,337.20 : 32,976,505.80 = 15,181,892.40 : x
  2. Step 2: Convert to fraction form
    21,984,337.20/32,976,505.80 = 15,181,892.40/x
  3. Step 3: Cross multiply
    21,984,337.20x = 32,976,505.80 × 15,181,892.40
  4. Step 4: Simplify right side
    21,984,337.20x = 500,645,762,783,575.94
  5. Step 5: Solve for x
    x = 500,645,762,783,575.94/21,984,337.20
  6. Step 6: Final answer
    x = 22,772,838.60

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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.