Home / 10,603,693.40-15,905,540.10-2,625,517.40

Finding the Fourth Proportional to 10,603,693.40, 15,905,540.10 and 2,625,517.40

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Solution

The fourth proportional to 10,603,693.40, 15,905,540.10 and 2,625,517.40 is: 3,938,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603,693.40 : 15,905,540.10 = 2,625,517.40 : x
  2. Step 2: Convert to fraction form
    10,603,693.40/15,905,540.10 = 2,625,517.40/x
  3. Step 3: Cross multiply
    10,603,693.40x = 15,905,540.10 × 2,625,517.40
  4. Step 4: Simplify right side
    10,603,693.40x = 41,760,272,288,947.73
  5. Step 5: Solve for x
    x = 41,760,272,288,947.73/10,603,693.40
  6. Step 6: Final answer
    x = 3,938,276.10

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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.