Home / 42,691,660.20-64,101,264.84-42,053,931

Finding the Fourth Proportional to 42,691,660.20, 64,101,264.84 and 42,053,931

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Solution

The fourth proportional to 42,691,660.20, 64,101,264.84 and 42,053,931 is: 63,143,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,691,660.20 : 64,101,264.84 = 42,053,931 : x
  2. Step 2: Convert to fraction form
    42,691,660.20/64,101,264.84 = 42,053,931/x
  3. Step 3: Cross multiply
    42,691,660.20x = 64,101,264.84 × 42,053,931
  4. Step 4: Simplify right side
    42,691,660.20x = 2,695,710,168,594,086
  5. Step 5: Solve for x
    x = 2,695,710,168,594,086/42,691,660.20
  6. Step 6: Final answer
    x = 63,143,718.37

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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.