Home / 5,269,374.72-7,914,643.20-3,143,612.16

Finding the Fourth Proportional to 5,269,374.72, 7,914,643.20 and 3,143,612.16

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Solution

The fourth proportional to 5,269,374.72, 7,914,643.20 and 3,143,612.16 is: 4,721,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,374.72 : 7,914,643.20 = 3,143,612.16 : x
  2. Step 2: Convert to fraction form
    5,269,374.72/7,914,643.20 = 3,143,612.16/x
  3. Step 3: Cross multiply
    5,269,374.72x = 7,914,643.20 × 3,143,612.16
  4. Step 4: Simplify right side
    5,269,374.72x = 24,880,568,605,581.31
  5. Step 5: Solve for x
    x = 24,880,568,605,581.31/5,269,374.72
  6. Step 6: Final answer
    x = 4,721,730.74

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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.