Home / 10,226,613.52-15,339,937.71-8,190,225.72

Finding the Fourth Proportional to 10,226,613.52, 15,339,937.71 and 8,190,225.72

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Solution

The fourth proportional to 10,226,613.52, 15,339,937.71 and 8,190,225.72 is: 12,285,352.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,613.52 : 15,339,937.71 = 8,190,225.72 : x
  2. Step 2: Convert to fraction form
    10,226,613.52/15,339,937.71 = 8,190,225.72/x
  3. Step 3: Cross multiply
    10,226,613.52x = 15,339,937.71 × 8,190,225.72
  4. Step 4: Simplify right side
    10,226,613.52x = 125,637,552,375,639.91
  5. Step 5: Solve for x
    x = 125,637,552,375,639.91/10,226,613.52
  6. Step 6: Final answer
    x = 12,285,352.54

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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.