Home / 9,515,624.12-13,131,575.70-5,164,712.04

Finding the Fourth Proportional to 9,515,624.12, 13,131,575.70 and 5,164,712.04

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Solution

The fourth proportional to 9,515,624.12, 13,131,575.70 and 5,164,712.04 is: 7,127,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,624.12 : 13,131,575.70 = 5,164,712.04 : x
  2. Step 2: Convert to fraction form
    9,515,624.12/13,131,575.70 = 5,164,712.04/x
  3. Step 3: Cross multiply
    9,515,624.12x = 13,131,575.70 × 5,164,712.04
  4. Step 4: Simplify right side
    9,515,624.12x = 67,820,807,121,961.42
  5. Step 5: Solve for x
    x = 67,820,807,121,961.42/9,515,624.12
  6. Step 6: Final answer
    x = 7,127,310.44

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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.