Home / 48,331,367.52-72,499,440.96-13,792,860

Finding the Fourth Proportional to 48,331,367.52, 72,499,440.96 and 13,792,860

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Solution

The fourth proportional to 48,331,367.52, 72,499,440.96 and 13,792,860 is: 20,689,971.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,331,367.52 : 72,499,440.96 = 13,792,860 : x
  2. Step 2: Convert to fraction form
    48,331,367.52/72,499,440.96 = 13,792,860/x
  3. Step 3: Cross multiply
    48,331,367.52x = 72,499,440.96 × 13,792,860
  4. Step 4: Simplify right side
    48,331,367.52x = 999,974,639,239,545.50
  5. Step 5: Solve for x
    x = 999,974,639,239,545.50/48,331,367.52
  6. Step 6: Final answer
    x = 20,689,971.97

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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.