Home / 13,539,324.35-20,309,642.70-4,440,617.03

Finding the Fourth Proportional to 13,539,324.35, 20,309,642.70 and 4,440,617.03

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Solution

The fourth proportional to 13,539,324.35, 20,309,642.70 and 4,440,617.03 is: 6,661,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,539,324.35 : 20,309,642.70 = 4,440,617.03 : x
  2. Step 2: Convert to fraction form
    13,539,324.35/20,309,642.70 = 4,440,617.03/x
  3. Step 3: Cross multiply
    13,539,324.35x = 20,309,642.70 × 4,440,617.03
  4. Step 4: Simplify right side
    13,539,324.35x = 90,187,345,280,956.97
  5. Step 5: Solve for x
    x = 90,187,345,280,956.97/13,539,324.35
  6. Step 6: Final answer
    x = 6,661,140.76

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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.