Home / 8,776,663.92-12,112,819.11-5,105,735.19

Finding the Fourth Proportional to 8,776,663.92, 12,112,819.11 and 5,105,735.19

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Solution

The fourth proportional to 8,776,663.92, 12,112,819.11 and 5,105,735.19 is: 7,046,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,663.92 : 12,112,819.11 = 5,105,735.19 : x
  2. Step 2: Convert to fraction form
    8,776,663.92/12,112,819.11 = 5,105,735.19/x
  3. Step 3: Cross multiply
    8,776,663.92x = 12,112,819.11 × 5,105,735.19
  4. Step 4: Simplify right side
    8,776,663.92x = 61,844,846,780,031.48
  5. Step 5: Solve for x
    x = 61,844,846,780,031.48/8,776,663.92
  6. Step 6: Final answer
    x = 7,046,509.62

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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.