Home / 54,912,665.76-75,779,488.56-30,466,321.44

Finding the Fourth Proportional to 54,912,665.76, 75,779,488.56 and 30,466,321.44

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Solution

The fourth proportional to 54,912,665.76, 75,779,488.56 and 30,466,321.44 is: 42,043,529.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912,665.76 : 75,779,488.56 = 30,466,321.44 : x
  2. Step 2: Convert to fraction form
    54,912,665.76/75,779,488.56 = 30,466,321.44/x
  3. Step 3: Cross multiply
    54,912,665.76x = 75,779,488.56 × 30,466,321.44
  4. Step 4: Simplify right side
    54,912,665.76x = 2,308,722,257,027,763
  5. Step 5: Solve for x
    x = 2,308,722,257,027,763/54,912,665.76
  6. Step 6: Final answer
    x = 42,043,529.03

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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.