Home / 54,234,905.40-81,353,020.28-15,897,194.73

Finding the Fourth Proportional to 54,234,905.40, 81,353,020.28 and 15,897,194.73

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Solution

The fourth proportional to 54,234,905.40, 81,353,020.28 and 15,897,194.73 is: 23,845,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,234,905.40 : 81,353,020.28 = 15,897,194.73 : x
  2. Step 2: Convert to fraction form
    54,234,905.40/81,353,020.28 = 15,897,194.73/x
  3. Step 3: Cross multiply
    54,234,905.40x = 81,353,020.28 × 15,897,194.73
  4. Step 4: Simplify right side
    54,234,905.40x = 1,293,284,805,185,313.25
  5. Step 5: Solve for x
    x = 1,293,284,805,185,313.25/54,234,905.40
  6. Step 6: Final answer
    x = 23,845,986.19

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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.