Home / 17,258,722.80-25,897,415.40-7,675,580.40

Finding the Fourth Proportional to 17,258,722.80, 25,897,415.40 and 7,675,580.40

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Solution

The fourth proportional to 17,258,722.80, 25,897,415.40 and 7,675,580.40 is: 11,517,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,258,722.80 : 25,897,415.40 = 7,675,580.40 : x
  2. Step 2: Convert to fraction form
    17,258,722.80/25,897,415.40 = 7,675,580.40/x
  3. Step 3: Cross multiply
    17,258,722.80x = 25,897,415.40 × 7,675,580.40
  4. Step 4: Simplify right side
    17,258,722.80x = 198,777,694,054,898.16
  5. Step 5: Solve for x
    x = 198,777,694,054,898.16/17,258,722.80
  6. Step 6: Final answer
    x = 11,517,520.52

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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.