Home / 10,985,065.92-15,160,289.20-6,091,822.72

Finding the Fourth Proportional to 10,985,065.92, 15,160,289.20 and 6,091,822.72

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Solution

The fourth proportional to 10,985,065.92, 15,160,289.20 and 6,091,822.72 is: 8,407,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,065.92 : 15,160,289.20 = 6,091,822.72 : x
  2. Step 2: Convert to fraction form
    10,985,065.92/15,160,289.20 = 6,091,822.72/x
  3. Step 3: Cross multiply
    10,985,065.92x = 15,160,289.20 × 6,091,822.72
  4. Step 4: Simplify right side
    10,985,065.92x = 92,353,794,190,330.61
  5. Step 5: Solve for x
    x = 92,353,794,190,330.61/10,985,065.92
  6. Step 6: Final answer
    x = 8,407,213.47

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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.