Home / 76,018,454.29-104,901,426.61-42,976,727.92

Finding the Fourth Proportional to 76,018,454.29, 104,901,426.61 and 42,976,727.92

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Solution

The fourth proportional to 76,018,454.29, 104,901,426.61 and 42,976,727.92 is: 59,305,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,018,454.29 : 104,901,426.61 = 42,976,727.92 : x
  2. Step 2: Convert to fraction form
    76,018,454.29/104,901,426.61 = 42,976,727.92/x
  3. Step 3: Cross multiply
    76,018,454.29x = 104,901,426.61 × 42,976,727.92
  4. Step 4: Simplify right side
    76,018,454.29x = 4,508,320,069,837,818
  5. Step 5: Solve for x
    x = 4,508,320,069,837,818/76,018,454.29
  6. Step 6: Final answer
    x = 59,305,600.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.