Home / 52,150,282.30-78,253,417.05-21,861,207.10

Finding the Fourth Proportional to 52,150,282.30, 78,253,417.05 and 21,861,207.10

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Solution

The fourth proportional to 52,150,282.30, 78,253,417.05 and 21,861,207.10 is: 32,803,545.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150,282.30 : 78,253,417.05 = 21,861,207.10 : x
  2. Step 2: Convert to fraction form
    52,150,282.30/78,253,417.05 = 21,861,207.10/x
  3. Step 3: Cross multiply
    52,150,282.30x = 78,253,417.05 × 21,861,207.10
  4. Step 4: Simplify right side
    52,150,282.30x = 1,710,714,156,412,721
  5. Step 5: Solve for x
    x = 1,710,714,156,412,721/52,150,282.30
  6. Step 6: Final answer
    x = 32,803,545.46

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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.