Home / 5,147,402.22-7,103,423.43-2,855,562.93

Finding the Fourth Proportional to 5,147,402.22, 7,103,423.43 and 2,855,562.93

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Solution

The fourth proportional to 5,147,402.22, 7,103,423.43 and 2,855,562.93 is: 3,940,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,402.22 : 7,103,423.43 = 2,855,562.93 : x
  2. Step 2: Convert to fraction form
    5,147,402.22/7,103,423.43 = 2,855,562.93/x
  3. Step 3: Cross multiply
    5,147,402.22x = 7,103,423.43 × 2,855,562.93
  4. Step 4: Simplify right side
    5,147,402.22x = 20,284,272,622,801.45
  5. Step 5: Solve for x
    x = 20,284,272,622,801.45/5,147,402.22
  6. Step 6: Final answer
    x = 3,940,681.48

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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.