Home / 7,270,446.72-10,905,696-2,221,736.16

Finding the Fourth Proportional to 7,270,446.72, 10,905,696 and 2,221,736.16

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Solution

The fourth proportional to 7,270,446.72, 10,905,696 and 2,221,736.16 is: 3,332,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270,446.72 : 10,905,696 = 2,221,736.16 : x
  2. Step 2: Convert to fraction form
    7,270,446.72/10,905,696 = 2,221,736.16/x
  3. Step 3: Cross multiply
    7,270,446.72x = 10,905,696 × 2,221,736.16
  4. Step 4: Simplify right side
    7,270,446.72x = 24,229,579,153,167.36
  5. Step 5: Solve for x
    x = 24,229,579,153,167.36/7,270,446.72
  6. Step 6: Final answer
    x = 3,332,612.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.