Home / 17,258,719.30-25,897,410.15-7,675,576.90

Finding the Fourth Proportional to 17,258,719.30, 25,897,410.15 and 7,675,576.90

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Solution

The fourth proportional to 17,258,719.30, 25,897,410.15 and 7,675,576.90 is: 11,517,515.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,258,719.30 : 25,897,410.15 = 7,675,576.90 : x
  2. Step 2: Convert to fraction form
    17,258,719.30/25,897,410.15 = 7,675,576.90/x
  3. Step 3: Cross multiply
    17,258,719.30x = 25,897,410.15 × 7,675,576.90
  4. Step 4: Simplify right side
    17,258,719.30x = 198,777,563,117,165.53
  5. Step 5: Solve for x
    x = 198,777,563,117,165.53/17,258,719.30
  6. Step 6: Final answer
    x = 11,517,515.27

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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.