Home / 22,960,861-31,685,988.18-12,647,552.20

Finding the Fourth Proportional to 22,960,861, 31,685,988.18 and 12,647,552.20

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Solution

The fourth proportional to 22,960,861, 31,685,988.18 and 12,647,552.20 is: 17,453,622.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,960,861 : 31,685,988.18 = 12,647,552.20 : x
  2. Step 2: Convert to fraction form
    22,960,861/31,685,988.18 = 12,647,552.20/x
  3. Step 3: Cross multiply
    22,960,861x = 31,685,988.18 × 12,647,552.20
  4. Step 4: Simplify right side
    22,960,861x = 400,750,189,515,132.94
  5. Step 5: Solve for x
    x = 400,750,189,515,132.94/22,960,861
  6. Step 6: Final answer
    x = 17,453,622.04

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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.