Home / 6,449,155.56-9,672,531.56-2,072,370.74

Finding the Fourth Proportional to 6,449,155.56, 9,672,531.56 and 2,072,370.74

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Solution

The fourth proportional to 6,449,155.56, 9,672,531.56 and 2,072,370.74 is: 3,108,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,155.56 : 9,672,531.56 = 2,072,370.74 : x
  2. Step 2: Convert to fraction form
    6,449,155.56/9,672,531.56 = 2,072,370.74/x
  3. Step 3: Cross multiply
    6,449,155.56x = 9,672,531.56 × 2,072,370.74
  4. Step 4: Simplify right side
    6,449,155.56x = 20,045,071,327,946.04
  5. Step 5: Solve for x
    x = 20,045,071,327,946.04/6,449,155.56
  6. Step 6: Final answer
    x = 3,108,169.92

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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.