Home / 56,959,489.27-78,604,472.59-30,854,007.17

Finding the Fourth Proportional to 56,959,489.27, 78,604,472.59 and 30,854,007.17

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Solution

The fourth proportional to 56,959,489.27, 78,604,472.59 and 30,854,007.17 is: 42,578,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,959,489.27 : 78,604,472.59 = 30,854,007.17 : x
  2. Step 2: Convert to fraction form
    56,959,489.27/78,604,472.59 = 30,854,007.17/x
  3. Step 3: Cross multiply
    56,959,489.27x = 78,604,472.59 × 30,854,007.17
  4. Step 4: Simplify right side
    56,959,489.27x = 2,425,262,960,710,538
  5. Step 5: Solve for x
    x = 2,425,262,960,710,538/56,959,489.27
  6. Step 6: Final answer
    x = 42,578,734.32

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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.