Home / 42,533,069.27-63,810,957.23-15,242,120.78

Finding the Fourth Proportional to 42,533,069.27, 63,810,957.23 and 15,242,120.78

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Solution

The fourth proportional to 42,533,069.27, 63,810,957.23 and 15,242,120.78 is: 22,867,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,533,069.27 : 63,810,957.23 = 15,242,120.78 : x
  2. Step 2: Convert to fraction form
    42,533,069.27/63,810,957.23 = 15,242,120.78/x
  3. Step 3: Cross multiply
    42,533,069.27x = 63,810,957.23 × 15,242,120.78
  4. Step 4: Simplify right side
    42,533,069.27x = 972,614,316,906,124.75
  5. Step 5: Solve for x
    x = 972,614,316,906,124.75/42,533,069.27
  6. Step 6: Final answer
    x = 22,867,249.74

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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.