Home / 17,715,302.70-26,572,954.05-13,432,281.90

Finding the Fourth Proportional to 17,715,302.70, 26,572,954.05 and 13,432,281.90

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Solution

The fourth proportional to 17,715,302.70, 26,572,954.05 and 13,432,281.90 is: 20,148,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715,302.70 : 26,572,954.05 = 13,432,281.90 : x
  2. Step 2: Convert to fraction form
    17,715,302.70/26,572,954.05 = 13,432,281.90/x
  3. Step 3: Cross multiply
    17,715,302.70x = 26,572,954.05 × 13,432,281.90
  4. Step 4: Simplify right side
    17,715,302.70x = 356,935,409,715,346.69
  5. Step 5: Solve for x
    x = 356,935,409,715,346.69/17,715,302.70
  6. Step 6: Final answer
    x = 20,148,422.85

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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.