Home / 42,006,189.35-63,008,655.87-25,616,288.90

Finding the Fourth Proportional to 42,006,189.35, 63,008,655.87 and 25,616,288.90

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Solution

The fourth proportional to 42,006,189.35, 63,008,655.87 and 25,616,288.90 is: 38,424,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,006,189.35 : 63,008,655.87 = 25,616,288.90 : x
  2. Step 2: Convert to fraction form
    42,006,189.35/63,008,655.87 = 25,616,288.90/x
  3. Step 3: Cross multiply
    42,006,189.35x = 63,008,655.87 × 25,616,288.90
  4. Step 4: Simplify right side
    42,006,189.35x = 1,614,047,931,966,600.75
  5. Step 5: Solve for x
    x = 1,614,047,931,966,600.75/42,006,189.35
  6. Step 6: Final answer
    x = 38,424,050.29

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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.