Home / 12,841,259.97-17,720,934.48-7,039,917.30

Finding the Fourth Proportional to 12,841,259.97, 17,720,934.48 and 7,039,917.30

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Solution

The fourth proportional to 12,841,259.97, 17,720,934.48 and 7,039,917.30 is: 9,715,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841,259.97 : 17,720,934.48 = 7,039,917.30 : x
  2. Step 2: Convert to fraction form
    12,841,259.97/17,720,934.48 = 7,039,917.30/x
  3. Step 3: Cross multiply
    12,841,259.97x = 17,720,934.48 × 7,039,917.30
  4. Step 4: Simplify right side
    12,841,259.97x = 124,753,913,217,918.50
  5. Step 5: Solve for x
    x = 124,753,913,217,918.50/12,841,259.97
  6. Step 6: Final answer
    x = 9,715,083.53

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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.