Home / 28,812,195.74-43,215,110.48-7,246,805.90

Finding the Fourth Proportional to 28,812,195.74, 43,215,110.48 and 7,246,805.90

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Solution

The fourth proportional to 28,812,195.74, 43,215,110.48 and 7,246,805.90 is: 10,869,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,195.74 : 43,215,110.48 = 7,246,805.90 : x
  2. Step 2: Convert to fraction form
    28,812,195.74/43,215,110.48 = 7,246,805.90/x
  3. Step 3: Cross multiply
    28,812,195.74x = 43,215,110.48 × 7,246,805.90
  4. Step 4: Simplify right side
    28,812,195.74x = 313,171,517,343,306.25
  5. Step 5: Solve for x
    x = 313,171,517,343,306.25/28,812,195.74
  6. Step 6: Final answer
    x = 10,869,408.23

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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.