Home / 4,969,837.10-7,454,755.65-3,178,246.70

Finding the Fourth Proportional to 4,969,837.10, 7,454,755.65 and 3,178,246.70

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Solution

The fourth proportional to 4,969,837.10, 7,454,755.65 and 3,178,246.70 is: 4,767,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,837.10 : 7,454,755.65 = 3,178,246.70 : x
  2. Step 2: Convert to fraction form
    4,969,837.10/7,454,755.65 = 3,178,246.70/x
  3. Step 3: Cross multiply
    4,969,837.10x = 7,454,755.65 × 3,178,246.70
  4. Step 4: Simplify right side
    4,969,837.10x = 23,693,052,543,918.86
  5. Step 5: Solve for x
    x = 23,693,052,543,918.86/4,969,837.10
  6. Step 6: Final answer
    x = 4,767,370.05

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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.