Home / 9,161,877.30-13,744,371.15-2,772,078.90

Finding the Fourth Proportional to 9,161,877.30, 13,744,371.15 and 2,772,078.90

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Solution

The fourth proportional to 9,161,877.30, 13,744,371.15 and 2,772,078.90 is: 4,158,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161,877.30 : 13,744,371.15 = 2,772,078.90 : x
  2. Step 2: Convert to fraction form
    9,161,877.30/13,744,371.15 = 2,772,078.90/x
  3. Step 3: Cross multiply
    9,161,877.30x = 13,744,371.15 × 2,772,078.90
  4. Step 4: Simplify right side
    9,161,877.30x = 38,100,481,258,683.73
  5. Step 5: Solve for x
    x = 38,100,481,258,683.73/9,161,877.30
  6. Step 6: Final answer
    x = 4,158,588.90

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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.