Home / 42,804,906.70-64,207,360.05-27,499,405.90

Finding the Fourth Proportional to 42,804,906.70, 64,207,360.05 and 27,499,405.90

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Solution

The fourth proportional to 42,804,906.70, 64,207,360.05 and 27,499,405.90 is: 41,249,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804,906.70 : 64,207,360.05 = 27,499,405.90 : x
  2. Step 2: Convert to fraction form
    42,804,906.70/64,207,360.05 = 27,499,405.90/x
  3. Step 3: Cross multiply
    42,804,906.70x = 64,207,360.05 × 27,499,405.90
  4. Step 4: Simplify right side
    42,804,906.70x = 1,765,664,255,782,394
  5. Step 5: Solve for x
    x = 1,765,664,255,782,394/42,804,906.70
  6. Step 6: Final answer
    x = 41,249,108.85

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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.