Home / 74,749,062.70-112,123,594.05-54,593,670.70

Finding the Fourth Proportional to 74,749,062.70, 112,123,594.05 and 54,593,670.70

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Solution

The fourth proportional to 74,749,062.70, 112,123,594.05 and 54,593,670.70 is: 81,890,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,749,062.70 : 112,123,594.05 = 54,593,670.70 : x
  2. Step 2: Convert to fraction form
    74,749,062.70/112,123,594.05 = 54,593,670.70/x
  3. Step 3: Cross multiply
    74,749,062.70x = 112,123,594.05 × 54,593,670.70
  4. Step 4: Simplify right side
    74,749,062.70x = 6,121,238,571,266,180
  5. Step 5: Solve for x
    x = 6,121,238,571,266,180/74,749,062.70
  6. Step 6: Final answer
    x = 81,890,506.05

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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.