Home / 49,647,685.60-74,471,528.40-13,745,893.60

Finding the Fourth Proportional to 49,647,685.60, 74,471,528.40 and 13,745,893.60

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Solution

The fourth proportional to 49,647,685.60, 74,471,528.40 and 13,745,893.60 is: 20,618,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,647,685.60 : 74,471,528.40 = 13,745,893.60 : x
  2. Step 2: Convert to fraction form
    49,647,685.60/74,471,528.40 = 13,745,893.60/x
  3. Step 3: Cross multiply
    49,647,685.60x = 74,471,528.40 × 13,745,893.60
  4. Step 4: Simplify right side
    49,647,685.60x = 1,023,677,705,615,778.25
  5. Step 5: Solve for x
    x = 1,023,677,705,615,778.25/49,647,685.60
  6. Step 6: Final answer
    x = 20,618,840.40

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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.