Home / 5,356,026.40-7,391,293.56-2,908,620.31

Finding the Fourth Proportional to 5,356,026.40, 7,391,293.56 and 2,908,620.31

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Solution

The fourth proportional to 5,356,026.40, 7,391,293.56 and 2,908,620.31 is: 4,013,883.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,026.40 : 7,391,293.56 = 2,908,620.31 : x
  2. Step 2: Convert to fraction form
    5,356,026.40/7,391,293.56 = 2,908,620.31/x
  3. Step 3: Cross multiply
    5,356,026.40x = 7,391,293.56 × 2,908,620.31
  4. Step 4: Simplify right side
    5,356,026.40x = 21,498,466,565,788.20
  5. Step 5: Solve for x
    x = 21,498,466,565,788.20/5,356,026.40
  6. Step 6: Final answer
    x = 4,013,883.61

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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.