Home / 55,324,285.73-76,354,209.12-31,487,708.40

Finding the Fourth Proportional to 55,324,285.73, 76,354,209.12 and 31,487,708.40

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Solution

The fourth proportional to 55,324,285.73, 76,354,209.12 and 31,487,708.40 is: 43,456,847.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,324,285.73 : 76,354,209.12 = 31,487,708.40 : x
  2. Step 2: Convert to fraction form
    55,324,285.73/76,354,209.12 = 31,487,708.40/x
  3. Step 3: Cross multiply
    55,324,285.73x = 76,354,209.12 × 31,487,708.40
  4. Step 4: Simplify right side
    55,324,285.73x = 2,404,219,071,883,180.50
  5. Step 5: Solve for x
    x = 2,404,219,071,883,180.50/55,324,285.73
  6. Step 6: Final answer
    x = 43,456,847.94

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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.