Home / 40,586,169.60-60,888,378.24-13,659,045.12

Finding the Fourth Proportional to 40,586,169.60, 60,888,378.24 and 13,659,045.12

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Solution

The fourth proportional to 40,586,169.60, 60,888,378.24 and 13,659,045.12 is: 20,491,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586,169.60 : 60,888,378.24 = 13,659,045.12 : x
  2. Step 2: Convert to fraction form
    40,586,169.60/60,888,378.24 = 13,659,045.12/x
  3. Step 3: Cross multiply
    40,586,169.60x = 60,888,378.24 × 13,659,045.12
  4. Step 4: Simplify right side
    40,586,169.60x = 831,677,105,663,786.12
  5. Step 5: Solve for x
    x = 831,677,105,663,786.12/40,586,169.60
  6. Step 6: Final answer
    x = 20,491,638.26

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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.