Home / 7,061,738.30-9,745,159.68-3,964,260.84

Finding the Fourth Proportional to 7,061,738.30, 9,745,159.68 and 3,964,260.84

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Solution

The fourth proportional to 7,061,738.30, 9,745,159.68 and 3,964,260.84 is: 5,470,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061,738.30 : 9,745,159.68 = 3,964,260.84 : x
  2. Step 2: Convert to fraction form
    7,061,738.30/9,745,159.68 = 3,964,260.84/x
  3. Step 3: Cross multiply
    7,061,738.30x = 9,745,159.68 × 3,964,260.84
  4. Step 4: Simplify right side
    7,061,738.30x = 38,632,354,898,970.93
  5. Step 5: Solve for x
    x = 38,632,354,898,970.93/7,061,738.30
  6. Step 6: Final answer
    x = 5,470,657.97

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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.