Home / 42,386,262.24-63,494,265.05-19,325,474.92

Finding the Fourth Proportional to 42,386,262.24, 63,494,265.05 and 19,325,474.92

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Solution

The fourth proportional to 42,386,262.24, 63,494,265.05 and 19,325,474.92 is: 28,949,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,386,262.24 : 63,494,265.05 = 19,325,474.92 : x
  2. Step 2: Convert to fraction form
    42,386,262.24/63,494,265.05 = 19,325,474.92/x
  3. Step 3: Cross multiply
    42,386,262.24x = 63,494,265.05 × 19,325,474.92
  4. Step 4: Simplify right side
    42,386,262.24x = 1,227,056,826,485,663.25
  5. Step 5: Solve for x
    x = 1,227,056,826,485,663.25/42,386,262.24
  6. Step 6: Final answer
    x = 28,949,399.20

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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.