Home / 4,847,280.40-7,270,920.60-3,155,222.80

Finding the Fourth Proportional to 4,847,280.40, 7,270,920.60 and 3,155,222.80

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Solution

The fourth proportional to 4,847,280.40, 7,270,920.60 and 3,155,222.80 is: 4,732,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847,280.40 : 7,270,920.60 = 3,155,222.80 : x
  2. Step 2: Convert to fraction form
    4,847,280.40/7,270,920.60 = 3,155,222.80/x
  3. Step 3: Cross multiply
    4,847,280.40x = 7,270,920.60 × 3,155,222.80
  4. Step 4: Simplify right side
    4,847,280.40x = 22,941,374,454,109.68
  5. Step 5: Solve for x
    x = 22,941,374,454,109.68/4,847,280.40
  6. Step 6: Final answer
    x = 4,732,834.20

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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.