Home / 9,482,779.53-13,086,236.97-5,131,866.96

Finding the Fourth Proportional to 9,482,779.53, 13,086,236.97 and 5,131,866.96

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Solution

The fourth proportional to 9,482,779.53, 13,086,236.97 and 5,131,866.96 is: 7,081,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,779.53 : 13,086,236.97 = 5,131,866.96 : x
  2. Step 2: Convert to fraction form
    9,482,779.53/13,086,236.97 = 5,131,866.96/x
  3. Step 3: Cross multiply
    9,482,779.53x = 13,086,236.97 × 5,131,866.96
  4. Step 4: Simplify right side
    9,482,779.53x = 67,156,827,137,073.52
  5. Step 5: Solve for x
    x = 67,156,827,137,073.52/9,482,779.53
  6. Step 6: Final answer
    x = 7,081,977.06

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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.