Home / 13,279,446.27-19,919,875.74-4,182,255.27

Finding the Fourth Proportional to 13,279,446.27, 19,919,875.74 and 4,182,255.27

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Solution

The fourth proportional to 13,279,446.27, 19,919,875.74 and 4,182,255.27 is: 6,273,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,279,446.27 : 19,919,875.74 = 4,182,255.27 : x
  2. Step 2: Convert to fraction form
    13,279,446.27/19,919,875.74 = 4,182,255.27/x
  3. Step 3: Cross multiply
    13,279,446.27x = 19,919,875.74 × 4,182,255.27
  4. Step 4: Simplify right side
    13,279,446.27x = 83,310,005,291,360.14
  5. Step 5: Solve for x
    x = 83,310,005,291,360.14/13,279,446.27
  6. Step 6: Final answer
    x = 6,273,605.36

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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.