Home / 9,711,489.52-13,401,856.20-5,360,577.04

Finding the Fourth Proportional to 9,711,489.52, 13,401,856.20 and 5,360,577.04

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Solution

The fourth proportional to 9,711,489.52, 13,401,856.20 and 5,360,577.04 is: 7,397,596.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,489.52 : 13,401,856.20 = 5,360,577.04 : x
  2. Step 2: Convert to fraction form
    9,711,489.52/13,401,856.20 = 5,360,577.04/x
  3. Step 3: Cross multiply
    9,711,489.52x = 13,401,856.20 × 5,360,577.04
  4. Step 4: Simplify right side
    9,711,489.52x = 71,841,682,639,101.64
  5. Step 5: Solve for x
    x = 71,841,682,639,101.64/9,711,489.52
  6. Step 6: Final answer
    x = 7,397,596.68

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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.