Home / 8,499,446.80-11,728,894.40-4,631,884.92

Finding the Fourth Proportional to 8,499,446.80, 11,728,894.40 and 4,631,884.92

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Solution

The fourth proportional to 8,499,446.80, 11,728,894.40 and 4,631,884.92 is: 6,391,814.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,446.80 : 11,728,894.40 = 4,631,884.92 : x
  2. Step 2: Convert to fraction form
    8,499,446.80/11,728,894.40 = 4,631,884.92/x
  3. Step 3: Cross multiply
    8,499,446.80x = 11,728,894.40 × 4,631,884.92
  4. Step 4: Simplify right side
    8,499,446.80x = 54,326,889,099,632.45
  5. Step 5: Solve for x
    x = 54,326,889,099,632.45/8,499,446.80
  6. Step 6: Final answer
    x = 6,391,814.71

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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.