Home / 7,264,938.80-10,921,027.80-5,149,672.40

Finding the Fourth Proportional to 7,264,938.80, 10,921,027.80 and 5,149,672.40

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Solution

The fourth proportional to 7,264,938.80, 10,921,027.80 and 5,149,672.40 is: 7,741,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264,938.80 : 10,921,027.80 = 5,149,672.40 : x
  2. Step 2: Convert to fraction form
    7,264,938.80/10,921,027.80 = 5,149,672.40/x
  3. Step 3: Cross multiply
    7,264,938.80x = 10,921,027.80 × 5,149,672.40
  4. Step 4: Simplify right side
    7,264,938.80x = 56,239,715,441,292.73
  5. Step 5: Solve for x
    x = 56,239,715,441,292.73/7,264,938.80
  6. Step 6: Final answer
    x = 7,741,251.10

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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.