Home / 6,912,065.70-10,368,098.55-3,876,315.30

Finding the Fourth Proportional to 6,912,065.70, 10,368,098.55 and 3,876,315.30

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Solution

The fourth proportional to 6,912,065.70, 10,368,098.55 and 3,876,315.30 is: 5,814,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,065.70 : 10,368,098.55 = 3,876,315.30 : x
  2. Step 2: Convert to fraction form
    6,912,065.70/10,368,098.55 = 3,876,315.30/x
  3. Step 3: Cross multiply
    6,912,065.70x = 10,368,098.55 × 3,876,315.30
  4. Step 4: Simplify right side
    6,912,065.70x = 40,190,019,041,272.81
  5. Step 5: Solve for x
    x = 40,190,019,041,272.81/6,912,065.70
  6. Step 6: Final answer
    x = 5,814,472.95

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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.