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Finding the Fourth Proportional to 17,282,074.80, 25,873,345.80 and 16,784,410.80

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Solution

The fourth proportional to 17,282,074.80, 25,873,345.80 and 16,784,410.80 is: 25,128,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282,074.80 : 25,873,345.80 = 16,784,410.80 : x
  2. Step 2: Convert to fraction form
    17,282,074.80/25,873,345.80 = 16,784,410.80/x
  3. Step 3: Cross multiply
    17,282,074.80x = 25,873,345.80 × 16,784,410.80
  4. Step 4: Simplify right side
    17,282,074.80x = 434,268,864,677,654.69
  5. Step 5: Solve for x
    x = 434,268,864,677,654.69/17,282,074.80
  6. Step 6: Final answer
    x = 25,128,282.90

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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.