Home / 6,876,762.71-9,490,160.07-3,779,395.86

Finding the Fourth Proportional to 6,876,762.71, 9,490,160.07 and 3,779,395.86

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Solution

The fourth proportional to 6,876,762.71, 9,490,160.07 and 3,779,395.86 is: 5,215,691.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,762.71 : 9,490,160.07 = 3,779,395.86 : x
  2. Step 2: Convert to fraction form
    6,876,762.71/9,490,160.07 = 3,779,395.86/x
  3. Step 3: Cross multiply
    6,876,762.71x = 9,490,160.07 × 3,779,395.86
  4. Step 4: Simplify right side
    6,876,762.71x = 35,867,071,660,398.33
  5. Step 5: Solve for x
    x = 35,867,071,660,398.33/6,876,762.71
  6. Step 6: Final answer
    x = 5,215,691.33

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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.