Home / 16,810,177.80-25,215,266.70-12,558,649.80

Finding the Fourth Proportional to 16,810,177.80, 25,215,266.70 and 12,558,649.80

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Solution

The fourth proportional to 16,810,177.80, 25,215,266.70 and 12,558,649.80 is: 18,837,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810,177.80 : 25,215,266.70 = 12,558,649.80 : x
  2. Step 2: Convert to fraction form
    16,810,177.80/25,215,266.70 = 12,558,649.80/x
  3. Step 3: Cross multiply
    16,810,177.80x = 25,215,266.70 × 12,558,649.80
  4. Step 4: Simplify right side
    16,810,177.80x = 316,669,704,098,901.69
  5. Step 5: Solve for x
    x = 316,669,704,098,901.69/16,810,177.80
  6. Step 6: Final answer
    x = 18,837,974.70

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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.