Home / 21,945,980.52-32,920,545.42-7,568,836.92

Finding the Fourth Proportional to 21,945,980.52, 32,920,545.42 and 7,568,836.92

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Solution

The fourth proportional to 21,945,980.52, 32,920,545.42 and 7,568,836.92 is: 11,353,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,945,980.52 : 32,920,545.42 = 7,568,836.92 : x
  2. Step 2: Convert to fraction form
    21,945,980.52/32,920,545.42 = 7,568,836.92/x
  3. Step 3: Cross multiply
    21,945,980.52x = 32,920,545.42 × 7,568,836.92
  4. Step 4: Simplify right side
    21,945,980.52x = 249,170,239,601,432.91
  5. Step 5: Solve for x
    x = 249,170,239,601,432.91/21,945,980.52
  6. Step 6: Final answer
    x = 11,353,798.45

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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.