Home / 73,715,043.56-101,746,994.22-42,785,177.36

Finding the Fourth Proportional to 73,715,043.56, 101,746,994.22 and 42,785,177.36

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Solution

The fourth proportional to 73,715,043.56, 101,746,994.22 and 42,785,177.36 is: 59,055,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,715,043.56 : 101,746,994.22 = 42,785,177.36 : x
  2. Step 2: Convert to fraction form
    73,715,043.56/101,746,994.22 = 42,785,177.36/x
  3. Step 3: Cross multiply
    73,715,043.56x = 101,746,994.22 × 42,785,177.36
  4. Step 4: Simplify right side
    73,715,043.56x = 4,353,263,193,040,859.50
  5. Step 5: Solve for x
    x = 4,353,263,193,040,859.50/73,715,043.56
  6. Step 6: Final answer
    x = 59,055,288.89

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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.