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Finding the Fourth Proportional to 8,533,793.60, 12,802,533.60 and 2,550,766.40

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Solution

The fourth proportional to 8,533,793.60, 12,802,533.60 and 2,550,766.40 is: 3,826,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533,793.60 : 12,802,533.60 = 2,550,766.40 : x
  2. Step 2: Convert to fraction form
    8,533,793.60/12,802,533.60 = 2,550,766.40/x
  3. Step 3: Cross multiply
    8,533,793.60x = 12,802,533.60 × 2,550,766.40
  4. Step 4: Simplify right side
    8,533,793.60x = 32,656,272,541,751.04
  5. Step 5: Solve for x
    x = 32,656,272,541,751.04/8,533,793.60
  6. Step 6: Final answer
    x = 3,826,700.54

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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.