Home / 9,515,993.01-13,132,083.63-5,165,080.30

Finding the Fourth Proportional to 9,515,993.01, 13,132,083.63 and 5,165,080.30

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Solution

The fourth proportional to 9,515,993.01, 13,132,083.63 and 5,165,080.30 is: 7,127,818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,993.01 : 13,132,083.63 = 5,165,080.30 : x
  2. Step 2: Convert to fraction form
    9,515,993.01/13,132,083.63 = 5,165,080.30/x
  3. Step 3: Cross multiply
    9,515,993.01x = 13,132,083.63 × 5,165,080.30
  4. Step 4: Simplify right side
    9,515,993.01x = 67,828,266,455,265.49
  5. Step 5: Solve for x
    x = 67,828,266,455,265.49/9,515,993.01
  6. Step 6: Final answer
    x = 7,127,818.02

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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.