Home / 15,542,408.80-23,313,613.20-15,243,810.40

Finding the Fourth Proportional to 15,542,408.80, 23,313,613.20 and 15,243,810.40

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Solution

The fourth proportional to 15,542,408.80, 23,313,613.20 and 15,243,810.40 is: 22,865,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542,408.80 : 23,313,613.20 = 15,243,810.40 : x
  2. Step 2: Convert to fraction form
    15,542,408.80/23,313,613.20 = 15,243,810.40/x
  3. Step 3: Cross multiply
    15,542,408.80x = 23,313,613.20 × 15,243,810.40
  4. Step 4: Simplify right side
    15,542,408.80x = 355,388,299,359,737.25
  5. Step 5: Solve for x
    x = 355,388,299,359,737.25/15,542,408.80
  6. Step 6: Final answer
    x = 22,865,715.60

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Similar ratio
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1.5x scale

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.