Home / 8,782,621.27-12,120,923.07-5,061,582.94

Finding the Fourth Proportional to 8,782,621.27, 12,120,923.07 and 5,061,582.94

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Solution

The fourth proportional to 8,782,621.27, 12,120,923.07 and 5,061,582.94 is: 6,985,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782,621.27 : 12,120,923.07 = 5,061,582.94 : x
  2. Step 2: Convert to fraction form
    8,782,621.27/12,120,923.07 = 5,061,582.94/x
  3. Step 3: Cross multiply
    8,782,621.27x = 12,120,923.07 × 5,061,582.94
  4. Step 4: Simplify right side
    8,782,621.27x = 61,351,057,428,164.43
  5. Step 5: Solve for x
    x = 61,351,057,428,164.43/8,782,621.27
  6. Step 6: Final answer
    x = 6,985,506.44

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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.