Home / 20,022,034.82-27,631,152.14-11,319,688.44

Finding the Fourth Proportional to 20,022,034.82, 27,631,152.14 and 11,319,688.44

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Solution

The fourth proportional to 20,022,034.82, 27,631,152.14 and 11,319,688.44 is: 15,621,590.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,034.82 : 27,631,152.14 = 11,319,688.44 : x
  2. Step 2: Convert to fraction form
    20,022,034.82/27,631,152.14 = 11,319,688.44/x
  3. Step 3: Cross multiply
    20,022,034.82x = 27,631,152.14 × 11,319,688.44
  4. Step 4: Simplify right side
    20,022,034.82x = 312,776,033,406,440.81
  5. Step 5: Solve for x
    x = 312,776,033,406,440.81/20,022,034.82
  6. Step 6: Final answer
    x = 15,621,590.73

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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.