Home / 9,515,992.74-13,132,083.24-5,165,080.02

Finding the Fourth Proportional to 9,515,992.74, 13,132,083.24 and 5,165,080.02

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Solution

The fourth proportional to 9,515,992.74, 13,132,083.24 and 5,165,080.02 is: 7,127,817.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,992.74 : 13,132,083.24 = 5,165,080.02 : x
  2. Step 2: Convert to fraction form
    9,515,992.74/13,132,083.24 = 5,165,080.02/x
  3. Step 3: Cross multiply
    9,515,992.74x = 13,132,083.24 × 5,165,080.02
  4. Step 4: Simplify right side
    9,515,992.74x = 67,828,260,763,900.86
  5. Step 5: Solve for x
    x = 67,828,260,763,900.86/9,515,992.74
  6. Step 6: Final answer
    x = 7,127,817.62

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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.