Home / 8,670,243.78-12,952,632.11-5,612,701.14

Finding the Fourth Proportional to 8,670,243.78, 12,952,632.11 and 5,612,701.14

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Solution

The fourth proportional to 8,670,243.78, 12,952,632.11 and 5,612,701.14 is: 8,384,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,243.78 : 12,952,632.11 = 5,612,701.14 : x
  2. Step 2: Convert to fraction form
    8,670,243.78/12,952,632.11 = 5,612,701.14/x
  3. Step 3: Cross multiply
    8,670,243.78x = 12,952,632.11 × 5,612,701.14
  4. Step 4: Simplify right side
    8,670,243.78x = 72,699,252,981,734.09
  5. Step 5: Solve for x
    x = 72,699,252,981,734.09/8,670,243.78
  6. Step 6: Final answer
    x = 8,384,914.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.