Home / 14,560,482.20-21,854,720.10-7,380,123.80

Finding the Fourth Proportional to 14,560,482.20, 21,854,720.10 and 7,380,123.80

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Solution

The fourth proportional to 14,560,482.20, 21,854,720.10 and 7,380,123.80 is: 11,077,280.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560,482.20 : 21,854,720.10 = 7,380,123.80 : x
  2. Step 2: Convert to fraction form
    14,560,482.20/21,854,720.10 = 7,380,123.80/x
  3. Step 3: Cross multiply
    14,560,482.20x = 21,854,720.10 × 7,380,123.80
  4. Step 4: Simplify right side
    14,560,482.20x = 161,290,539,952,348.38
  5. Step 5: Solve for x
    x = 161,290,539,952,348.38/14,560,482.20
  6. Step 6: Final answer
    x = 11,077,280.12

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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.