Home / 25,345,287.18-38,022,659.99-11,513,217.49

Finding the Fourth Proportional to 25,345,287.18, 38,022,659.99 and 11,513,217.49

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Solution

The fourth proportional to 25,345,287.18, 38,022,659.99 and 11,513,217.49 is: 17,271,974.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345,287.18 : 38,022,659.99 = 11,513,217.49 : x
  2. Step 2: Convert to fraction form
    25,345,287.18/38,022,659.99 = 11,513,217.49/x
  3. Step 3: Cross multiply
    25,345,287.18x = 38,022,659.99 × 11,513,217.49
  4. Step 4: Simplify right side
    25,345,287.18x = 437,763,154,013,191.25
  5. Step 5: Solve for x
    x = 437,763,154,013,191.25/25,345,287.18
  6. Step 6: Final answer
    x = 17,271,974.51

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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.