Home / 8,562,578.22-12,818,673.09-5,715,629.10

Finding the Fourth Proportional to 8,562,578.22, 12,818,673.09 and 5,715,629.10

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Solution

The fourth proportional to 8,562,578.22, 12,818,673.09 and 5,715,629.10 is: 8,556,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562,578.22 : 12,818,673.09 = 5,715,629.10 : x
  2. Step 2: Convert to fraction form
    8,562,578.22/12,818,673.09 = 5,715,629.10/x
  3. Step 3: Cross multiply
    8,562,578.22x = 12,818,673.09 × 5,715,629.10
  4. Step 4: Simplify right side
    8,562,578.22x = 73,266,780,936,590.91
  5. Step 5: Solve for x
    x = 73,266,780,936,590.91/8,562,578.22
  6. Step 6: Final answer
    x = 8,556,626.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.