Home / 17,240,420.60-25,857,002.10-8,712,740.60

Finding the Fourth Proportional to 17,240,420.60, 25,857,002.10 and 8,712,740.60

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Solution

The fourth proportional to 17,240,420.60, 25,857,002.10 and 8,712,740.60 is: 13,067,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240,420.60 : 25,857,002.10 = 8,712,740.60 : x
  2. Step 2: Convert to fraction form
    17,240,420.60/25,857,002.10 = 8,712,740.60/x
  3. Step 3: Cross multiply
    17,240,420.60x = 25,857,002.10 × 8,712,740.60
  4. Step 4: Simplify right side
    17,240,420.60x = 225,285,351,990,955.25
  5. Step 5: Solve for x
    x = 225,285,351,990,955.25/17,240,420.60
  6. Step 6: Final answer
    x = 13,067,277.02

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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.