Home / 23,157,344.36-31,960,960.62-12,847,388.96

Finding the Fourth Proportional to 23,157,344.36, 31,960,960.62 and 12,847,388.96

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Solution

The fourth proportional to 23,157,344.36, 31,960,960.62 and 12,847,388.96 is: 17,731,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157,344.36 : 31,960,960.62 = 12,847,388.96 : x
  2. Step 2: Convert to fraction form
    23,157,344.36/31,960,960.62 = 12,847,388.96/x
  3. Step 3: Cross multiply
    23,157,344.36x = 31,960,960.62 × 12,847,388.96
  4. Step 4: Simplify right side
    23,157,344.36x = 410,614,892,620,382.81
  5. Step 5: Solve for x
    x = 410,614,892,620,382.81/23,157,344.36
  6. Step 6: Final answer
    x = 17,731,519.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.