Home / 7,449,751.20-11,172,002.40-2,657,596.80

Finding the Fourth Proportional to 7,449,751.20, 11,172,002.40 and 2,657,596.80

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Solution

The fourth proportional to 7,449,751.20, 11,172,002.40 and 2,657,596.80 is: 3,985,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,751.20 : 11,172,002.40 = 2,657,596.80 : x
  2. Step 2: Convert to fraction form
    7,449,751.20/11,172,002.40 = 2,657,596.80/x
  3. Step 3: Cross multiply
    7,449,751.20x = 11,172,002.40 × 2,657,596.80
  4. Step 4: Simplify right side
    7,449,751.20x = 29,690,677,827,832.32
  5. Step 5: Solve for x
    x = 29,690,677,827,832.32/7,449,751.20
  6. Step 6: Final answer
    x = 3,985,458.98

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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.