Home / 86,867,701.20-119,847,426.12-55,524,083.76

Finding the Fourth Proportional to 86,867,701.20, 119,847,426.12 and 55,524,083.76

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Solution

The fourth proportional to 86,867,701.20, 119,847,426.12 and 55,524,083.76 is: 76,604,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,867,701.20 : 119,847,426.12 = 55,524,083.76 : x
  2. Step 2: Convert to fraction form
    86,867,701.20/119,847,426.12 = 55,524,083.76/x
  3. Step 3: Cross multiply
    86,867,701.20x = 119,847,426.12 × 55,524,083.76
  4. Step 4: Simplify right side
    86,867,701.20x = 6,654,418,526,307,292
  5. Step 5: Solve for x
    x = 6,654,418,526,307,292/86,867,701.20
  6. Step 6: Final answer
    x = 76,604,059.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.