Home / 7,242,287.10-10,863,430.65-2,753,979.90

Finding the Fourth Proportional to 7,242,287.10, 10,863,430.65 and 2,753,979.90

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Solution

The fourth proportional to 7,242,287.10, 10,863,430.65 and 2,753,979.90 is: 4,130,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,287.10 : 10,863,430.65 = 2,753,979.90 : x
  2. Step 2: Convert to fraction form
    7,242,287.10/10,863,430.65 = 2,753,979.90/x
  3. Step 3: Cross multiply
    7,242,287.10x = 10,863,430.65 × 2,753,979.90
  4. Step 4: Simplify right side
    7,242,287.10x = 29,917,669,655,143.93
  5. Step 5: Solve for x
    x = 29,917,669,655,143.93/7,242,287.10
  6. Step 6: Final answer
    x = 4,130,969.85

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Similar ratio
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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.