Home / 8,119,764.17-11,205,274.29-4,448,819.81

Finding the Fourth Proportional to 8,119,764.17, 11,205,274.29 and 4,448,819.81

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Solution

The fourth proportional to 8,119,764.17, 11,205,274.29 and 4,448,819.81 is: 6,139,371.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,764.17 : 11,205,274.29 = 4,448,819.81 : x
  2. Step 2: Convert to fraction form
    8,119,764.17/11,205,274.29 = 4,448,819.81/x
  3. Step 3: Cross multiply
    8,119,764.17x = 11,205,274.29 × 4,448,819.81
  4. Step 4: Simplify right side
    8,119,764.17x = 49,850,246,237,835.68
  5. Step 5: Solve for x
    x = 49,850,246,237,835.68/8,119,764.17
  6. Step 6: Final answer
    x = 6,139,371.19

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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.