Home / 54,290,335.22-81,434,792.03-13,350,127.76

Finding the Fourth Proportional to 54,290,335.22, 81,434,792.03 and 13,350,127.76

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Solution

The fourth proportional to 54,290,335.22, 81,434,792.03 and 13,350,127.76 is: 20,025,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290,335.22 : 81,434,792.03 = 13,350,127.76 : x
  2. Step 2: Convert to fraction form
    54,290,335.22/81,434,792.03 = 13,350,127.76/x
  3. Step 3: Cross multiply
    54,290,335.22x = 81,434,792.03 × 13,350,127.76
  4. Step 4: Simplify right side
    54,290,335.22x = 1,087,164,877,235,605.25
  5. Step 5: Solve for x
    x = 1,087,164,877,235,605.25/54,290,335.22
  6. Step 6: Final answer
    x = 20,025,016.85

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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.