Home / 14,104,070.20-21,156,105.30-13,253,764.60

Finding the Fourth Proportional to 14,104,070.20, 21,156,105.30 and 13,253,764.60

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Solution

The fourth proportional to 14,104,070.20, 21,156,105.30 and 13,253,764.60 is: 19,880,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104,070.20 : 21,156,105.30 = 13,253,764.60 : x
  2. Step 2: Convert to fraction form
    14,104,070.20/21,156,105.30 = 13,253,764.60/x
  3. Step 3: Cross multiply
    14,104,070.20x = 21,156,105.30 × 13,253,764.60
  4. Step 4: Simplify right side
    14,104,070.20x = 280,398,039,499,012.38
  5. Step 5: Solve for x
    x = 280,398,039,499,012.38/14,104,070.20
  6. Step 6: Final answer
    x = 19,880,646.90

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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.