Home / 28,469,325.33-42,695,155.91-10,271,154.80

Finding the Fourth Proportional to 28,469,325.33, 42,695,155.91 and 10,271,154.80

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Solution

The fourth proportional to 28,469,325.33, 42,695,155.91 and 10,271,154.80 is: 15,403,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,325.33 : 42,695,155.91 = 10,271,154.80 : x
  2. Step 2: Convert to fraction form
    28,469,325.33/42,695,155.91 = 10,271,154.80/x
  3. Step 3: Cross multiply
    28,469,325.33x = 42,695,155.91 × 10,271,154.80
  4. Step 4: Simplify right side
    28,469,325.33x = 438,528,555,694,160.69
  5. Step 5: Solve for x
    x = 438,528,555,694,160.69/28,469,325.33
  6. Step 6: Final answer
    x = 15,403,545.77

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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.