Home / 11,780,543.70-17,687,404.35-7,301,567.70

Finding the Fourth Proportional to 11,780,543.70, 17,687,404.35 and 7,301,567.70

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Solution

The fourth proportional to 11,780,543.70, 17,687,404.35 and 7,301,567.70 is: 10,962,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,543.70 : 17,687,404.35 = 7,301,567.70 : x
  2. Step 2: Convert to fraction form
    11,780,543.70/17,687,404.35 = 7,301,567.70/x
  3. Step 3: Cross multiply
    11,780,543.70x = 17,687,404.35 × 7,301,567.70
  4. Step 4: Simplify right side
    11,780,543.70x = 129,145,780,298,799.52
  5. Step 5: Solve for x
    x = 129,145,780,298,799.52/11,780,543.70
  6. Step 6: Final answer
    x = 10,962,633.27

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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.