Home / 62,381,421.30-93,578,385.15-21,435,467.70

Finding the Fourth Proportional to 62,381,421.30, 93,578,385.15 and 21,435,467.70

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Solution

The fourth proportional to 62,381,421.30, 93,578,385.15 and 21,435,467.70 is: 32,155,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,381,421.30 : 93,578,385.15 = 21,435,467.70 : x
  2. Step 2: Convert to fraction form
    62,381,421.30/93,578,385.15 = 21,435,467.70/x
  3. Step 3: Cross multiply
    62,381,421.30x = 93,578,385.15 × 21,435,467.70
  4. Step 4: Simplify right side
    62,381,421.30x = 2,005,896,452,300,984.75
  5. Step 5: Solve for x
    x = 2,005,896,452,300,984.75/62,381,421.30
  6. Step 6: Final answer
    x = 32,155,350.27

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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.