Home / 31,387,961.60-47,081,942.40-16,246,534.40

Finding the Fourth Proportional to 31,387,961.60, 47,081,942.40 and 16,246,534.40

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Solution

The fourth proportional to 31,387,961.60, 47,081,942.40 and 16,246,534.40 is: 24,369,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,387,961.60 : 47,081,942.40 = 16,246,534.40 : x
  2. Step 2: Convert to fraction form
    31,387,961.60/47,081,942.40 = 16,246,534.40/x
  3. Step 3: Cross multiply
    31,387,961.60x = 47,081,942.40 × 16,246,534.40
  4. Step 4: Simplify right side
    31,387,961.60x = 764,918,396,820,418.50
  5. Step 5: Solve for x
    x = 764,918,396,820,418.50/31,387,961.60
  6. Step 6: Final answer
    x = 24,369,801.60

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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.