Home / 5,200,170.74-7,793,867.52-2,920,903.94

Finding the Fourth Proportional to 5,200,170.74, 7,793,867.52 and 2,920,903.94

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Solution

The fourth proportional to 5,200,170.74, 7,793,867.52 and 2,920,903.94 is: 4,377,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,170.74 : 7,793,867.52 = 2,920,903.94 : x
  2. Step 2: Convert to fraction form
    5,200,170.74/7,793,867.52 = 2,920,903.94/x
  3. Step 3: Cross multiply
    5,200,170.74x = 7,793,867.52 × 2,920,903.94
  4. Step 4: Simplify right side
    5,200,170.74x = 22,765,138,366,490.70
  5. Step 5: Solve for x
    x = 22,765,138,366,490.70/5,200,170.74
  6. Step 6: Final answer
    x = 4,377,767.48

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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.