Home / 61,123,965.06-84,343,407.42-41,320,816.74

Finding the Fourth Proportional to 61,123,965.06, 84,343,407.42 and 41,320,816.74

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Solution

The fourth proportional to 61,123,965.06, 84,343,407.42 and 41,320,816.74 is: 57,017,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,123,965.06 : 84,343,407.42 = 41,320,816.74 : x
  2. Step 2: Convert to fraction form
    61,123,965.06/84,343,407.42 = 41,320,816.74/x
  3. Step 3: Cross multiply
    61,123,965.06x = 84,343,407.42 × 41,320,816.74
  4. Step 4: Simplify right side
    61,123,965.06x = 3,485,138,481,228,976.50
  5. Step 5: Solve for x
    x = 3,485,138,481,228,976.50/61,123,965.06
  6. Step 6: Final answer
    x = 57,017,545.86

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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.