Home / 8,671,265.78-11,965,889.59-4,949,949.11

Finding the Fourth Proportional to 8,671,265.78, 11,965,889.59 and 4,949,949.11

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Solution

The fourth proportional to 8,671,265.78, 11,965,889.59 and 4,949,949.11 is: 6,830,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,265.78 : 11,965,889.59 = 4,949,949.11 : x
  2. Step 2: Convert to fraction form
    8,671,265.78/11,965,889.59 = 4,949,949.11/x
  3. Step 3: Cross multiply
    8,671,265.78x = 11,965,889.59 × 4,949,949.11
  4. Step 4: Simplify right side
    8,671,265.78x = 59,230,544,526,378.77
  5. Step 5: Solve for x
    x = 59,230,544,526,378.77/8,671,265.78
  6. Step 6: Final answer
    x = 6,830,668.79

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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.