Home / 6,643,545.78-9,168,093.21-3,587,760

Finding the Fourth Proportional to 6,643,545.78, 9,168,093.21 and 3,587,760

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Solution

The fourth proportional to 6,643,545.78, 9,168,093.21 and 3,587,760 is: 4,951,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,545.78 : 9,168,093.21 = 3,587,760 : x
  2. Step 2: Convert to fraction form
    6,643,545.78/9,168,093.21 = 3,587,760/x
  3. Step 3: Cross multiply
    6,643,545.78x = 9,168,093.21 × 3,587,760
  4. Step 4: Simplify right side
    6,643,545.78x = 32,892,918,095,109.60
  5. Step 5: Solve for x
    x = 32,892,918,095,109.60/6,643,545.78
  6. Step 6: Final answer
    x = 4,951,108.82

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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.