Home / 54,171,047.19-81,239,501.90-17,770,955.43

Finding the Fourth Proportional to 54,171,047.19, 81,239,501.90 and 17,770,955.43

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Solution

The fourth proportional to 54,171,047.19, 81,239,501.90 and 17,770,955.43 is: 26,650,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,171,047.19 : 81,239,501.90 = 17,770,955.43 : x
  2. Step 2: Convert to fraction form
    54,171,047.19/81,239,501.90 = 17,770,955.43/x
  3. Step 3: Cross multiply
    54,171,047.19x = 81,239,501.90 × 17,770,955.43
  4. Step 4: Simplify right side
    54,171,047.19x = 1,443,703,567,331,445.50
  5. Step 5: Solve for x
    x = 1,443,703,567,331,445.50/54,171,047.19
  6. Step 6: Final answer
    x = 26,650,833.65

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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.