Home / 14,292,031.70-21,438,047.55-8,245,414.10

Finding the Fourth Proportional to 14,292,031.70, 21,438,047.55 and 8,245,414.10

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Solution

The fourth proportional to 14,292,031.70, 21,438,047.55 and 8,245,414.10 is: 12,368,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292,031.70 : 21,438,047.55 = 8,245,414.10 : x
  2. Step 2: Convert to fraction form
    14,292,031.70/21,438,047.55 = 8,245,414.10/x
  3. Step 3: Cross multiply
    14,292,031.70x = 21,438,047.55 × 8,245,414.10
  4. Step 4: Simplify right side
    14,292,031.70x = 176,765,579,545,240.47
  5. Step 5: Solve for x
    x = 176,765,579,545,240.47/14,292,031.70
  6. Step 6: Final answer
    x = 12,368,121.15

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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.