Home / 12,251,279.55-18,372,490.65-6,183,994.80

Finding the Fourth Proportional to 12,251,279.55, 18,372,490.65 and 6,183,994.80

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Solution

The fourth proportional to 12,251,279.55, 18,372,490.65 and 6,183,994.80 is: 9,273,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,279.55 : 18,372,490.65 = 6,183,994.80 : x
  2. Step 2: Convert to fraction form
    12,251,279.55/18,372,490.65 = 6,183,994.80/x
  3. Step 3: Cross multiply
    12,251,279.55x = 18,372,490.65 × 6,183,994.80
  4. Step 4: Simplify right side
    12,251,279.55x = 113,615,386,642,648.61
  5. Step 5: Solve for x
    x = 113,615,386,642,648.61/12,251,279.55
  6. Step 6: Final answer
    x = 9,273,756.77

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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.