Home / 11,708,720.10-17,563,080.15-7,690,601.70

Finding the Fourth Proportional to 11,708,720.10, 17,563,080.15 and 7,690,601.70

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Solution

The fourth proportional to 11,708,720.10, 17,563,080.15 and 7,690,601.70 is: 11,535,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708,720.10 : 17,563,080.15 = 7,690,601.70 : x
  2. Step 2: Convert to fraction form
    11,708,720.10/17,563,080.15 = 7,690,601.70/x
  3. Step 3: Cross multiply
    11,708,720.10x = 17,563,080.15 × 7,690,601.70
  4. Step 4: Simplify right side
    11,708,720.10x = 135,070,654,058,826.25
  5. Step 5: Solve for x
    x = 135,070,654,058,826.25/11,708,720.10
  6. Step 6: Final answer
    x = 11,535,902.55

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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.