Home / 6,788,131.45-9,367,805.09-3,690,862.76

Finding the Fourth Proportional to 6,788,131.45, 9,367,805.09 and 3,690,862.76

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Solution

The fourth proportional to 6,788,131.45, 9,367,805.09 and 3,690,862.76 is: 5,093,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,131.45 : 9,367,805.09 = 3,690,862.76 : x
  2. Step 2: Convert to fraction form
    6,788,131.45/9,367,805.09 = 3,690,862.76/x
  3. Step 3: Cross multiply
    6,788,131.45x = 9,367,805.09 × 3,690,862.76
  4. Step 4: Simplify right side
    6,788,131.45x = 34,575,282,982,266.12
  5. Step 5: Solve for x
    x = 34,575,282,982,266.12/6,788,131.45
  6. Step 6: Final answer
    x = 5,093,490.49

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Double scale
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1.5x scale

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.