Home / 8,078,601.78-11,148,081.17-4,407,299.93

Finding the Fourth Proportional to 8,078,601.78, 11,148,081.17 and 4,407,299.93

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Solution

The fourth proportional to 8,078,601.78, 11,148,081.17 and 4,407,299.93 is: 6,081,861.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,601.78 : 11,148,081.17 = 4,407,299.93 : x
  2. Step 2: Convert to fraction form
    8,078,601.78/11,148,081.17 = 4,407,299.93/x
  3. Step 3: Cross multiply
    8,078,601.78x = 11,148,081.17 × 4,407,299.93
  4. Step 4: Simplify right side
    8,078,601.78x = 49,132,937,282,398.41
  5. Step 5: Solve for x
    x = 49,132,937,282,398.41/8,078,601.78
  6. Step 6: Final answer
    x = 6,081,861.52

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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.