Home / 5,618,375.31-7,752,009.56-3,413,194.05

Finding the Fourth Proportional to 5,618,375.31, 7,752,009.56 and 3,413,194.05

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Solution

The fourth proportional to 5,618,375.31, 7,752,009.56 and 3,413,194.05 is: 4,709,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,375.31 : 7,752,009.56 = 3,413,194.05 : x
  2. Step 2: Convert to fraction form
    5,618,375.31/7,752,009.56 = 3,413,194.05/x
  3. Step 3: Cross multiply
    5,618,375.31x = 7,752,009.56 × 3,413,194.05
  4. Step 4: Simplify right side
    5,618,375.31x = 26,459,112,875,508.05
  5. Step 5: Solve for x
    x = 26,459,112,875,508.05/5,618,375.31
  6. Step 6: Final answer
    x = 4,709,388.65

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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.