Home / 74,749,322.70-112,123,984.05-54,593,930.70

Finding the Fourth Proportional to 74,749,322.70, 112,123,984.05 and 54,593,930.70

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Solution

The fourth proportional to 74,749,322.70, 112,123,984.05 and 54,593,930.70 is: 81,890,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,749,322.70 : 112,123,984.05 = 54,593,930.70 : x
  2. Step 2: Convert to fraction form
    74,749,322.70/112,123,984.05 = 54,593,930.70/x
  3. Step 3: Cross multiply
    74,749,322.70x = 112,123,984.05 × 54,593,930.70
  4. Step 4: Simplify right side
    74,749,322.70x = 6,121,289,015,033,606
  5. Step 5: Solve for x
    x = 6,121,289,015,033,606/74,749,322.70
  6. Step 6: Final answer
    x = 81,890,896.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.