Home / 15,897,720.70-23,846,581.05-13,346,803.90

Finding the Fourth Proportional to 15,897,720.70, 23,846,581.05 and 13,346,803.90

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Solution

The fourth proportional to 15,897,720.70, 23,846,581.05 and 13,346,803.90 is: 20,020,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897,720.70 : 23,846,581.05 = 13,346,803.90 : x
  2. Step 2: Convert to fraction form
    15,897,720.70/23,846,581.05 = 13,346,803.90/x
  3. Step 3: Cross multiply
    15,897,720.70x = 23,846,581.05 × 13,346,803.90
  4. Step 4: Simplify right side
    15,897,720.70x = 318,275,640,959,806.12
  5. Step 5: Solve for x
    x = 318,275,640,959,806.12/15,897,720.70
  6. Step 6: Final answer
    x = 20,020,205.85

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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.