Home / 56,959,488.93-78,604,472.13-30,854,006.76

Finding the Fourth Proportional to 56,959,488.93, 78,604,472.13 and 30,854,006.76

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Solution

The fourth proportional to 56,959,488.93, 78,604,472.13 and 30,854,006.76 is: 42,578,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,959,488.93 : 78,604,472.13 = 30,854,006.76 : x
  2. Step 2: Convert to fraction form
    56,959,488.93/78,604,472.13 = 30,854,006.76/x
  3. Step 3: Cross multiply
    56,959,488.93x = 78,604,472.13 × 30,854,006.76
  4. Step 4: Simplify right side
    56,959,488.93x = 2,425,262,914,465,251.50
  5. Step 5: Solve for x
    x = 2,425,262,914,465,251.50/56,959,488.93
  6. Step 6: Final answer
    x = 42,578,733.76

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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.