Home / 20,219,814.30-30,329,721.45-5,843,351.10

Finding the Fourth Proportional to 20,219,814.30, 30,329,721.45 and 5,843,351.10

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Solution

The fourth proportional to 20,219,814.30, 30,329,721.45 and 5,843,351.10 is: 8,765,026.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,814.30 : 30,329,721.45 = 5,843,351.10 : x
  2. Step 2: Convert to fraction form
    20,219,814.30/30,329,721.45 = 5,843,351.10/x
  3. Step 3: Cross multiply
    20,219,814.30x = 30,329,721.45 × 5,843,351.10
  4. Step 4: Simplify right side
    20,219,814.30x = 177,227,211,197,551.09
  5. Step 5: Solve for x
    x = 177,227,211,197,551.09/20,219,814.30
  6. Step 6: Final answer
    x = 8,765,026.65

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Double scale
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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.