Home / 7,536,120.80-11,304,872.40-2,487,442.40

Finding the Fourth Proportional to 7,536,120.80, 11,304,872.40 and 2,487,442.40

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Solution

The fourth proportional to 7,536,120.80, 11,304,872.40 and 2,487,442.40 is: 3,731,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536,120.80 : 11,304,872.40 = 2,487,442.40 : x
  2. Step 2: Convert to fraction form
    7,536,120.80/11,304,872.40 = 2,487,442.40/x
  3. Step 3: Cross multiply
    7,536,120.80x = 11,304,872.40 × 2,487,442.40
  4. Step 4: Simplify right side
    7,536,120.80x = 28,120,218,934,349.76
  5. Step 5: Solve for x
    x = 28,120,218,934,349.76/7,536,120.80
  6. Step 6: Final answer
    x = 3,731,391.74

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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.