Home / 62,381,409.80-93,578,367.90-21,435,456.20

Finding the Fourth Proportional to 62,381,409.80, 93,578,367.90 and 21,435,456.20

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Solution

The fourth proportional to 62,381,409.80, 93,578,367.90 and 21,435,456.20 is: 32,155,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,381,409.80 : 93,578,367.90 = 21,435,456.20 : x
  2. Step 2: Convert to fraction form
    62,381,409.80/93,578,367.90 = 21,435,456.20/x
  3. Step 3: Cross multiply
    62,381,409.80x = 93,578,367.90 × 21,435,456.20
  4. Step 4: Simplify right side
    62,381,409.80x = 2,005,895,006,387,936
  5. Step 5: Solve for x
    x = 2,005,895,006,387,936/62,381,409.80
  6. Step 6: Final answer
    x = 32,155,333.02

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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.