Home / 55,324,285.85-76,354,209.28-31,487,708.52

Finding the Fourth Proportional to 55,324,285.85, 76,354,209.28 and 31,487,708.52

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Solution

The fourth proportional to 55,324,285.85, 76,354,209.28 and 31,487,708.52 is: 43,456,848.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,324,285.85 : 76,354,209.28 = 31,487,708.52 : x
  2. Step 2: Convert to fraction form
    55,324,285.85/76,354,209.28 = 31,487,708.52/x
  3. Step 3: Cross multiply
    55,324,285.85x = 76,354,209.28 × 31,487,708.52
  4. Step 4: Simplify right side
    55,324,285.85x = 2,404,219,086,083,719
  5. Step 5: Solve for x
    x = 2,404,219,086,083,719/55,324,285.85
  6. Step 6: Final answer
    x = 43,456,848.09

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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.