Home / 14,165,105.40-21,247,658.10-5,651,551.80

Finding the Fourth Proportional to 14,165,105.40, 21,247,658.10 and 5,651,551.80

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Solution

The fourth proportional to 14,165,105.40, 21,247,658.10 and 5,651,551.80 is: 8,477,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,105.40 : 21,247,658.10 = 5,651,551.80 : x
  2. Step 2: Convert to fraction form
    14,165,105.40/21,247,658.10 = 5,651,551.80/x
  3. Step 3: Cross multiply
    14,165,105.40x = 21,247,658.10 × 5,651,551.80
  4. Step 4: Simplify right side
    14,165,105.40x = 120,082,240,380,839.58
  5. Step 5: Solve for x
    x = 120,082,240,380,839.58/14,165,105.40
  6. Step 6: Final answer
    x = 8,477,327.70

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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.