Home / 77,844,616.29-107,427,813.03-43,039,553.76

Finding the Fourth Proportional to 77,844,616.29, 107,427,813.03 and 43,039,553.76

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Solution

The fourth proportional to 77,844,616.29, 107,427,813.03 and 43,039,553.76 is: 59,395,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,844,616.29 : 107,427,813.03 = 43,039,553.76 : x
  2. Step 2: Convert to fraction form
    77,844,616.29/107,427,813.03 = 43,039,553.76/x
  3. Step 3: Cross multiply
    77,844,616.29x = 107,427,813.03 × 43,039,553.76
  4. Step 4: Simplify right side
    77,844,616.29x = 4,623,645,134,223,913
  5. Step 5: Solve for x
    x = 4,623,645,134,223,913/77,844,616.29
  6. Step 6: Final answer
    x = 59,395,824.07

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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.