Home / 9,192,729.70-12,687,346.18-6,983,957.86

Finding the Fourth Proportional to 9,192,729.70, 12,687,346.18 and 6,983,957.86

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Solution

The fourth proportional to 9,192,729.70, 12,687,346.18 and 6,983,957.86 is: 9,638,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192,729.70 : 12,687,346.18 = 6,983,957.86 : x
  2. Step 2: Convert to fraction form
    9,192,729.70/12,687,346.18 = 6,983,957.86/x
  3. Step 3: Cross multiply
    9,192,729.70x = 12,687,346.18 × 6,983,957.86
  4. Step 4: Simplify right side
    9,192,729.70x = 88,607,891,076,351.98
  5. Step 5: Solve for x
    x = 88,607,891,076,351.98/9,192,729.70
  6. Step 6: Final answer
    x = 9,638,909.66

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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.