Home / 36,640,427.68-54,962,409.01-12,047,809.85

Finding the Fourth Proportional to 36,640,427.68, 54,962,409.01 and 12,047,809.85

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Solution

The fourth proportional to 36,640,427.68, 54,962,409.01 and 12,047,809.85 is: 18,072,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640,427.68 : 54,962,409.01 = 12,047,809.85 : x
  2. Step 2: Convert to fraction form
    36,640,427.68/54,962,409.01 = 12,047,809.85/x
  3. Step 3: Cross multiply
    36,640,427.68x = 54,962,409.01 × 12,047,809.85
  4. Step 4: Simplify right side
    36,640,427.68x = 662,176,652,650,406.75
  5. Step 5: Solve for x
    x = 662,176,652,650,406.75/36,640,427.68
  6. Step 6: Final answer
    x = 18,072,295.95

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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.