Home / 17,386,941.70-26,080,412.55-12,285,108.10

Finding the Fourth Proportional to 17,386,941.70, 26,080,412.55 and 12,285,108.10

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Solution

The fourth proportional to 17,386,941.70, 26,080,412.55 and 12,285,108.10 is: 18,427,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,941.70 : 26,080,412.55 = 12,285,108.10 : x
  2. Step 2: Convert to fraction form
    17,386,941.70/26,080,412.55 = 12,285,108.10/x
  3. Step 3: Cross multiply
    17,386,941.70x = 26,080,412.55 × 12,285,108.10
  4. Step 4: Simplify right side
    17,386,941.70x = 320,400,687,469,346.62
  5. Step 5: Solve for x
    x = 320,400,687,469,346.62/17,386,941.70
  6. Step 6: Final answer
    x = 18,427,662.15

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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.