Home / 8,981,074.70-12,393,888.05-4,851,105.81

Finding the Fourth Proportional to 8,981,074.70, 12,393,888.05 and 4,851,105.81

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Solution

The fourth proportional to 8,981,074.70, 12,393,888.05 and 4,851,105.81 is: 6,694,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981,074.70 : 12,393,888.05 = 4,851,105.81 : x
  2. Step 2: Convert to fraction form
    8,981,074.70/12,393,888.05 = 4,851,105.81/x
  3. Step 3: Cross multiply
    8,981,074.70x = 12,393,888.05 × 4,851,105.81
  4. Step 4: Simplify right side
    8,981,074.70x = 60,124,062,303,589.04
  5. Step 5: Solve for x
    x = 60,124,062,303,589.04/8,981,074.70
  6. Step 6: Final answer
    x = 6,694,528.70

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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.