Home / 54,886,188.80-75,747,592.32-30,447,776

Finding the Fourth Proportional to 54,886,188.80, 75,747,592.32 and 30,447,776

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Solution

The fourth proportional to 54,886,188.80, 75,747,592.32 and 30,447,776 is: 42,020,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,886,188.80 : 75,747,592.32 = 30,447,776 : x
  2. Step 2: Convert to fraction form
    54,886,188.80/75,747,592.32 = 30,447,776/x
  3. Step 3: Cross multiply
    54,886,188.80x = 75,747,592.32 × 30,447,776
  4. Step 4: Simplify right side
    54,886,188.80x = 2,306,345,723,498,680
  5. Step 5: Solve for x
    x = 2,306,345,723,498,680/54,886,188.80
  6. Step 6: Final answer
    x = 42,020,511.42

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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.