Home / 10,090,320.40-13,932,576.12-8,123,952.22

Finding the Fourth Proportional to 10,090,320.40, 13,932,576.12 and 8,123,952.22

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Solution

The fourth proportional to 10,090,320.40, 13,932,576.12 and 8,123,952.22 is: 11,217,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,320.40 : 13,932,576.12 = 8,123,952.22 : x
  2. Step 2: Convert to fraction form
    10,090,320.40/13,932,576.12 = 8,123,952.22/x
  3. Step 3: Cross multiply
    10,090,320.40x = 13,932,576.12 × 8,123,952.22
  4. Step 4: Simplify right side
    10,090,320.40x = 113,187,582,700,392.97
  5. Step 5: Solve for x
    x = 113,187,582,700,392.97/10,090,320.40
  6. Step 6: Final answer
    x = 11,217,441.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.