Home / 14,736,673.62-20,336,132.88-8,458,234.47

Finding the Fourth Proportional to 14,736,673.62, 20,336,132.88 and 8,458,234.47

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Solution

The fourth proportional to 14,736,673.62, 20,336,132.88 and 8,458,234.47 is: 11,672,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736,673.62 : 20,336,132.88 = 8,458,234.47 : x
  2. Step 2: Convert to fraction form
    14,736,673.62/20,336,132.88 = 8,458,234.47/x
  3. Step 3: Cross multiply
    14,736,673.62x = 20,336,132.88 × 8,458,234.47
  4. Step 4: Simplify right side
    14,736,673.62x = 172,007,780,112,116.38
  5. Step 5: Solve for x
    x = 172,007,780,112,116.38/14,736,673.62
  6. Step 6: Final answer
    x = 11,672,089.95

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1.5x scale

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.