Home / 61,777,481.06-85,252,934.40-34,275,343.70

Finding the Fourth Proportional to 61,777,481.06, 85,252,934.40 and 34,275,343.70

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Solution

The fourth proportional to 61,777,481.06, 85,252,934.40 and 34,275,343.70 is: 47,299,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,777,481.06 : 85,252,934.40 = 34,275,343.70 : x
  2. Step 2: Convert to fraction form
    61,777,481.06/85,252,934.40 = 34,275,343.70/x
  3. Step 3: Cross multiply
    61,777,481.06x = 85,252,934.40 × 34,275,343.70
  4. Step 4: Simplify right side
    61,777,481.06x = 2,922,073,627,993,553.50
  5. Step 5: Solve for x
    x = 2,922,073,627,993,553.50/61,777,481.06
  6. Step 6: Final answer
    x = 47,299,980.15

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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.