Home / 17,715,045.70-26,572,568.55-13,432,024.90

Finding the Fourth Proportional to 17,715,045.70, 26,572,568.55 and 13,432,024.90

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Solution

The fourth proportional to 17,715,045.70, 26,572,568.55 and 13,432,024.90 is: 20,148,037.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715,045.70 : 26,572,568.55 = 13,432,024.90 : x
  2. Step 2: Convert to fraction form
    17,715,045.70/26,572,568.55 = 13,432,024.90/x
  3. Step 3: Cross multiply
    17,715,045.70x = 26,572,568.55 × 13,432,024.90
  4. Step 4: Simplify right side
    17,715,045.70x = 356,923,402,420,556.94
  5. Step 5: Solve for x
    x = 356,923,402,420,556.94/17,715,045.70
  6. Step 6: Final answer
    x = 20,148,037.35

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Similar ratio
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1.5x scale

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.