Home / 42,475,767.60-63,738,534.60-15,552,145.20

Finding the Fourth Proportional to 42,475,767.60, 63,738,534.60 and 15,552,145.20

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Solution

The fourth proportional to 42,475,767.60, 63,738,534.60 and 15,552,145.20 is: 23,337,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,475,767.60 : 63,738,534.60 = 15,552,145.20 : x
  2. Step 2: Convert to fraction form
    42,475,767.60/63,738,534.60 = 15,552,145.20/x
  3. Step 3: Cross multiply
    42,475,767.60x = 63,738,534.60 × 15,552,145.20
  4. Step 4: Simplify right side
    42,475,767.60x = 991,270,944,934,423.88
  5. Step 5: Solve for x
    x = 991,270,944,934,423.88/42,475,767.60
  6. Step 6: Final answer
    x = 23,337,328.57

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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.