Home / 11,367,972.80-15,687,912.66-6,211,333.88

Finding the Fourth Proportional to 11,367,972.80, 15,687,912.66 and 6,211,333.88

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Solution

The fourth proportional to 11,367,972.80, 15,687,912.66 and 6,211,333.88 is: 8,571,700.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,367,972.80 : 15,687,912.66 = 6,211,333.88 : x
  2. Step 2: Convert to fraction form
    11,367,972.80/15,687,912.66 = 6,211,333.88/x
  3. Step 3: Cross multiply
    11,367,972.80x = 15,687,912.66 × 6,211,333.88
  4. Step 4: Simplify right side
    11,367,972.80x = 97,442,863,411,538.92
  5. Step 5: Solve for x
    x = 97,442,863,411,538.92/11,367,972.80
  6. Step 6: Final answer
    x = 8,571,700.96

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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.