Home / 17,258,718.30-25,897,408.65-7,675,575.90

Finding the Fourth Proportional to 17,258,718.30, 25,897,408.65 and 7,675,575.90

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Solution

The fourth proportional to 17,258,718.30, 25,897,408.65 and 7,675,575.90 is: 11,517,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,258,718.30 : 25,897,408.65 = 7,675,575.90 : x
  2. Step 2: Convert to fraction form
    17,258,718.30/25,897,408.65 = 7,675,575.90/x
  3. Step 3: Cross multiply
    17,258,718.30x = 25,897,408.65 × 7,675,575.90
  4. Step 4: Simplify right side
    17,258,718.30x = 198,777,525,706,391.53
  5. Step 5: Solve for x
    x = 198,777,525,706,391.53/17,258,718.30
  6. Step 6: Final answer
    x = 11,517,513.77

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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.