Home / 14,672,643.39-20,247,311.19-8,146,271.09

Finding the Fourth Proportional to 14,672,643.39, 20,247,311.19 and 8,146,271.09

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Solution

The fourth proportional to 14,672,643.39, 20,247,311.19 and 8,146,271.09 is: 11,241,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672,643.39 : 20,247,311.19 = 8,146,271.09 : x
  2. Step 2: Convert to fraction form
    14,672,643.39/20,247,311.19 = 8,146,271.09/x
  3. Step 3: Cross multiply
    14,672,643.39x = 20,247,311.19 × 8,146,271.09
  4. Step 4: Simplify right side
    14,672,643.39x = 164,940,085,847,948.78
  5. Step 5: Solve for x
    x = 164,940,085,847,948.78/14,672,643.39
  6. Step 6: Final answer
    x = 11,241,334.06

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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.