Home / 5,371,104.52-7,398,004.69-4,128,338.30

Finding the Fourth Proportional to 5,371,104.52, 7,398,004.69 and 4,128,338.30

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Solution

The fourth proportional to 5,371,104.52, 7,398,004.69 and 4,128,338.30 is: 5,686,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371,104.52 : 7,398,004.69 = 4,128,338.30 : x
  2. Step 2: Convert to fraction form
    5,371,104.52/7,398,004.69 = 4,128,338.30/x
  3. Step 3: Cross multiply
    5,371,104.52x = 7,398,004.69 × 4,128,338.30
  4. Step 4: Simplify right side
    5,371,104.52x = 30,541,466,077,027.44
  5. Step 5: Solve for x
    x = 30,541,466,077,027.44/5,371,104.52
  6. Step 6: Final answer
    x = 5,686,254.29

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1.5x scale

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.