Home / 8,558,467.03-12,838,447.78-2,168,719.62

Finding the Fourth Proportional to 8,558,467.03, 12,838,447.78 and 2,168,719.62

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Solution

The fourth proportional to 8,558,467.03, 12,838,447.78 and 2,168,719.62 is: 3,253,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558,467.03 : 12,838,447.78 = 2,168,719.62 : x
  2. Step 2: Convert to fraction form
    8,558,467.03/12,838,447.78 = 2,168,719.62/x
  3. Step 3: Cross multiply
    8,558,467.03x = 12,838,447.78 × 2,168,719.62
  4. Step 4: Simplify right side
    8,558,467.03x = 27,842,993,537,265.46
  5. Step 5: Solve for x
    x = 27,842,993,537,265.46/8,558,467.03
  6. Step 6: Final answer
    x = 3,253,268.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.