Home / 20,199,384.83-30,299,077.25-13,822,092.83

Finding the Fourth Proportional to 20,199,384.83, 30,299,077.25 and 13,822,092.83

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Solution

The fourth proportional to 20,199,384.83, 30,299,077.25 and 13,822,092.83 is: 20,733,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199,384.83 : 30,299,077.25 = 13,822,092.83 : x
  2. Step 2: Convert to fraction form
    20,199,384.83/30,299,077.25 = 13,822,092.83/x
  3. Step 3: Cross multiply
    20,199,384.83x = 30,299,077.25 × 13,822,092.83
  4. Step 4: Simplify right side
    20,199,384.83x = 418,796,658,192,235.25
  5. Step 5: Solve for x
    x = 418,796,658,192,235.25/20,199,384.83
  6. Step 6: Final answer
    x = 20,733,139.24

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1.5x scale

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.