Home / 11,198,693.70-16,798,040.55-7,615,512.90

Finding the Fourth Proportional to 11,198,693.70, 16,798,040.55 and 7,615,512.90

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Solution

The fourth proportional to 11,198,693.70, 16,798,040.55 and 7,615,512.90 is: 11,423,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198,693.70 : 16,798,040.55 = 7,615,512.90 : x
  2. Step 2: Convert to fraction form
    11,198,693.70/16,798,040.55 = 7,615,512.90/x
  3. Step 3: Cross multiply
    11,198,693.70x = 16,798,040.55 × 7,615,512.90
  4. Step 4: Simplify right side
    11,198,693.70x = 127,925,694,503,248.11
  5. Step 5: Solve for x
    x = 127,925,694,503,248.11/11,198,693.70
  6. Step 6: Final answer
    x = 11,423,269.35

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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.