Home / 6,878,198.76-9,475,508.97-4,809,343.16

Finding the Fourth Proportional to 6,878,198.76, 9,475,508.97 and 4,809,343.16

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Solution

The fourth proportional to 6,878,198.76, 9,475,508.97 and 4,809,343.16 is: 6,625,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,198.76 : 9,475,508.97 = 4,809,343.16 : x
  2. Step 2: Convert to fraction form
    6,878,198.76/9,475,508.97 = 4,809,343.16/x
  3. Step 3: Cross multiply
    6,878,198.76x = 9,475,508.97 × 4,809,343.16
  4. Step 4: Simplify right side
    6,878,198.76x = 45,570,974,205,010.61
  5. Step 5: Solve for x
    x = 45,570,974,205,010.61/6,878,198.76
  6. Step 6: Final answer
    x = 6,625,422.70

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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.