Home / 55,062,965.70-75,980,935.95-31,853,756.25

Finding the Fourth Proportional to 55,062,965.70, 75,980,935.95 and 31,853,756.25

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Solution

The fourth proportional to 55,062,965.70, 75,980,935.95 and 31,853,756.25 is: 43,954,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062,965.70 : 75,980,935.95 = 31,853,756.25 : x
  2. Step 2: Convert to fraction form
    55,062,965.70/75,980,935.95 = 31,853,756.25/x
  3. Step 3: Cross multiply
    55,062,965.70x = 75,980,935.95 × 31,853,756.25
  4. Step 4: Simplify right side
    55,062,965.70x = 2,420,278,213,278,711
  5. Step 5: Solve for x
    x = 2,420,278,213,278,711/55,062,965.70
  6. Step 6: Final answer
    x = 43,954,737.68

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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.