Home / 8,436,039.64-12,674,246.76-5,409,335.50

Finding the Fourth Proportional to 8,436,039.64, 12,674,246.76 and 5,409,335.50

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Solution

The fourth proportional to 8,436,039.64, 12,674,246.76 and 5,409,335.50 is: 8,126,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,039.64 : 12,674,246.76 = 5,409,335.50 : x
  2. Step 2: Convert to fraction form
    8,436,039.64/12,674,246.76 = 5,409,335.50/x
  3. Step 3: Cross multiply
    8,436,039.64x = 12,674,246.76 × 5,409,335.50
  4. Step 4: Simplify right side
    8,436,039.64x = 68,559,252,934,627.98
  5. Step 5: Solve for x
    x = 68,559,252,934,627.98/8,436,039.64
  6. Step 6: Final answer
    x = 8,126,947.70

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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.