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Finding the Fourth Proportional to 43,793,077.60, 65,698,947.60 and 13,504,002.40

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Solution

The fourth proportional to 43,793,077.60, 65,698,947.60 and 13,504,002.40 is: 20,258,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,793,077.60 : 65,698,947.60 = 13,504,002.40 : x
  2. Step 2: Convert to fraction form
    43,793,077.60/65,698,947.60 = 13,504,002.40/x
  3. Step 3: Cross multiply
    43,793,077.60x = 65,698,947.60 × 13,504,002.40
  4. Step 4: Simplify right side
    43,793,077.60x = 887,198,746,067,874.25
  5. Step 5: Solve for x
    x = 887,198,746,067,874.25/43,793,077.60
  6. Step 6: Final answer
    x = 20,258,880.96

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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.