Home / 20,706,346.93-31,059,600.59-6,329,358.85

Finding the Fourth Proportional to 20,706,346.93, 31,059,600.59 and 6,329,358.85

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Solution

The fourth proportional to 20,706,346.93, 31,059,600.59 and 6,329,358.85 is: 9,494,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,706,346.93 : 31,059,600.59 = 6,329,358.85 : x
  2. Step 2: Convert to fraction form
    20,706,346.93/31,059,600.59 = 6,329,358.85/x
  3. Step 3: Cross multiply
    20,706,346.93x = 31,059,600.59 × 6,329,358.85
  4. Step 4: Simplify right side
    20,706,346.93x = 196,587,357,871,781.72
  5. Step 5: Solve for x
    x = 196,587,357,871,781.72/20,706,346.93
  6. Step 6: Final answer
    x = 9,494,062.79

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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.