Home / 8,020,645.78-11,068,576.41-4,349,569.54

Finding the Fourth Proportional to 8,020,645.78, 11,068,576.41 and 4,349,569.54

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Solution

The fourth proportional to 8,020,645.78, 11,068,576.41 and 4,349,569.54 is: 6,002,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,645.78 : 11,068,576.41 = 4,349,569.54 : x
  2. Step 2: Convert to fraction form
    8,020,645.78/11,068,576.41 = 4,349,569.54/x
  3. Step 3: Cross multiply
    8,020,645.78x = 11,068,576.41 × 4,349,569.54
  4. Step 4: Simplify right side
    8,020,645.78x = 48,143,542,804,098.55
  5. Step 5: Solve for x
    x = 48,143,542,804,098.55/8,020,645.78
  6. Step 6: Final answer
    x = 6,002,452.19

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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.