Home / 5,237,834.96-7,854,462.17-2,642,543.12

Finding the Fourth Proportional to 5,237,834.96, 7,854,462.17 and 2,642,543.12

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Solution

The fourth proportional to 5,237,834.96, 7,854,462.17 and 2,642,543.12 is: 3,962,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,834.96 : 7,854,462.17 = 2,642,543.12 : x
  2. Step 2: Convert to fraction form
    5,237,834.96/7,854,462.17 = 2,642,543.12/x
  3. Step 3: Cross multiply
    5,237,834.96x = 7,854,462.17 × 2,642,543.12
  4. Step 4: Simplify right side
    5,237,834.96x = 20,755,754,984,966.75
  5. Step 5: Solve for x
    x = 20,755,754,984,966.75/5,237,834.96
  6. Step 6: Final answer
    x = 3,962,659.22

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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.