Home / 5,155,671.60-7,723,009.80-2,632,748.40

Finding the Fourth Proportional to 5,155,671.60, 7,723,009.80 and 2,632,748.40

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Solution

The fourth proportional to 5,155,671.60, 7,723,009.80 and 2,632,748.40 is: 3,943,761.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,671.60 : 7,723,009.80 = 2,632,748.40 : x
  2. Step 2: Convert to fraction form
    5,155,671.60/7,723,009.80 = 2,632,748.40/x
  3. Step 3: Cross multiply
    5,155,671.60x = 7,723,009.80 × 2,632,748.40
  4. Step 4: Simplify right side
    5,155,671.60x = 20,332,741,694,134.32
  5. Step 5: Solve for x
    x = 20,332,741,694,134.32/5,155,671.60
  6. Step 6: Final answer
    x = 3,943,761.99

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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.