Home / 7,876,242.90-11,798,605.65-6,259,739.64

Finding the Fourth Proportional to 7,876,242.90, 11,798,605.65 and 6,259,739.64

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Solution

The fourth proportional to 7,876,242.90, 11,798,605.65 and 6,259,739.64 is: 9,377,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,242.90 : 11,798,605.65 = 6,259,739.64 : x
  2. Step 2: Convert to fraction form
    7,876,242.90/11,798,605.65 = 6,259,739.64/x
  3. Step 3: Cross multiply
    7,876,242.90x = 11,798,605.65 × 6,259,739.64
  4. Step 4: Simplify right side
    7,876,242.90x = 73,856,199,484,032.97
  5. Step 5: Solve for x
    x = 73,856,199,484,032.97/7,876,242.90
  6. Step 6: Final answer
    x = 9,377,085.04

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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.