Home / 42,565,008.25-63,847,513.21-10,216,910.78

Finding the Fourth Proportional to 42,565,008.25, 63,847,513.21 and 10,216,910.78

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Solution

The fourth proportional to 42,565,008.25, 63,847,513.21 and 10,216,910.78 is: 15,325,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,565,008.25 : 63,847,513.21 = 10,216,910.78 : x
  2. Step 2: Convert to fraction form
    42,565,008.25/63,847,513.21 = 10,216,910.78/x
  3. Step 3: Cross multiply
    42,565,008.25x = 63,847,513.21 × 10,216,910.78
  4. Step 4: Simplify right side
    42,565,008.25x = 652,324,345,991,441.38
  5. Step 5: Solve for x
    x = 652,324,345,991,441.38/42,565,008.25
  6. Step 6: Final answer
    x = 15,325,366.37

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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.