Home / 54,612,785.10-81,918,616.58-31,569,057.02

Finding the Fourth Proportional to 54,612,785.10, 81,918,616.58 and 31,569,057.02

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Solution

The fourth proportional to 54,612,785.10, 81,918,616.58 and 31,569,057.02 is: 47,353,261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612,785.10 : 81,918,616.58 = 31,569,057.02 : x
  2. Step 2: Convert to fraction form
    54,612,785.10/81,918,616.58 = 31,569,057.02/x
  3. Step 3: Cross multiply
    54,612,785.10x = 81,918,616.58 × 31,569,057.02
  4. Step 4: Simplify right side
    54,612,785.10x = 2,586,093,477,372,647.50
  5. Step 5: Solve for x
    x = 2,586,093,477,372,647.50/54,612,785.10
  6. Step 6: Final answer
    x = 47,353,261.19

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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.