Home / 10,331,962.92-15,500,186.46-3,143,310

Finding the Fourth Proportional to 10,331,962.92, 15,500,186.46 and 3,143,310

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Solution

The fourth proportional to 10,331,962.92, 15,500,186.46 and 3,143,310 is: 4,715,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,962.92 : 15,500,186.46 = 3,143,310 : x
  2. Step 2: Convert to fraction form
    10,331,962.92/15,500,186.46 = 3,143,310/x
  3. Step 3: Cross multiply
    10,331,962.92x = 15,500,186.46 × 3,143,310
  4. Step 4: Simplify right side
    10,331,962.92x = 48,721,891,101,582.60
  5. Step 5: Solve for x
    x = 48,721,891,101,582.60/10,331,962.92
  6. Step 6: Final answer
    x = 4,715,647.11

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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.