Home / 55,234,516.92-76,256,290.68-49,105,981.56

Finding the Fourth Proportional to 55,234,516.92, 76,256,290.68 and 49,105,981.56

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Solution

The fourth proportional to 55,234,516.92, 76,256,290.68 and 49,105,981.56 is: 67,795,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,234,516.92 : 76,256,290.68 = 49,105,981.56 : x
  2. Step 2: Convert to fraction form
    55,234,516.92/76,256,290.68 = 49,105,981.56/x
  3. Step 3: Cross multiply
    55,234,516.92x = 76,256,290.68 × 49,105,981.56
  4. Step 4: Simplify right side
    55,234,516.92x = 3,744,640,003,966,080.50
  5. Step 5: Solve for x
    x = 3,744,640,003,966,080.50/55,234,516.92
  6. Step 6: Final answer
    x = 67,795,288.40

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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.