Home / 14,363,447.20-21,556,921.20-14,251,472.80

Finding the Fourth Proportional to 14,363,447.20, 21,556,921.20 and 14,251,472.80

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Solution

The fourth proportional to 14,363,447.20, 21,556,921.20 and 14,251,472.80 is: 21,388,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363,447.20 : 21,556,921.20 = 14,251,472.80 : x
  2. Step 2: Convert to fraction form
    14,363,447.20/21,556,921.20 = 14,251,472.80/x
  3. Step 3: Cross multiply
    14,363,447.20x = 21,556,921.20 × 14,251,472.80
  4. Step 4: Simplify right side
    14,363,447.20x = 307,217,876,133,543.38
  5. Step 5: Solve for x
    x = 307,217,876,133,543.38/14,363,447.20
  6. Step 6: Final answer
    x = 21,388,868.00

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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.