Home / 20,160,659.80-30,244,926.30-8,028,058.60

Finding the Fourth Proportional to 20,160,659.80, 30,244,926.30 and 8,028,058.60

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Solution

The fourth proportional to 20,160,659.80, 30,244,926.30 and 8,028,058.60 is: 12,043,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,659.80 : 30,244,926.30 = 8,028,058.60 : x
  2. Step 2: Convert to fraction form
    20,160,659.80/30,244,926.30 = 8,028,058.60/x
  3. Step 3: Cross multiply
    20,160,659.80x = 30,244,926.30 × 8,028,058.60
  4. Step 4: Simplify right side
    20,160,659.80x = 242,808,040,689,081.19
  5. Step 5: Solve for x
    x = 242,808,040,689,081.19/20,160,659.80
  6. Step 6: Final answer
    x = 12,043,655.47

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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.