Home / 6,912,019.10-10,368,028.65-4,398,815.90

Finding the Fourth Proportional to 6,912,019.10, 10,368,028.65 and 4,398,815.90

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Solution

The fourth proportional to 6,912,019.10, 10,368,028.65 and 4,398,815.90 is: 6,598,223.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,019.10 : 10,368,028.65 = 4,398,815.90 : x
  2. Step 2: Convert to fraction form
    6,912,019.10/10,368,028.65 = 4,398,815.90/x
  3. Step 3: Cross multiply
    6,912,019.10x = 10,368,028.65 × 4,398,815.90
  4. Step 4: Simplify right side
    6,912,019.10x = 45,607,049,277,275.54
  5. Step 5: Solve for x
    x = 45,607,049,277,275.54/6,912,019.10
  6. Step 6: Final answer
    x = 6,598,223.85

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Similar ratio
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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.