Home / 36,889,424.81-50,889,019.11-21,994,243.82

Finding the Fourth Proportional to 36,889,424.81, 50,889,019.11 and 21,994,243.82

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Solution

The fourth proportional to 36,889,424.81, 50,889,019.11 and 21,994,243.82 is: 30,341,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889,424.81 : 50,889,019.11 = 21,994,243.82 : x
  2. Step 2: Convert to fraction form
    36,889,424.81/50,889,019.11 = 21,994,243.82/x
  3. Step 3: Cross multiply
    36,889,424.81x = 50,889,019.11 × 21,994,243.82
  4. Step 4: Simplify right side
    36,889,424.81x = 1,119,265,494,237,042.38
  5. Step 5: Solve for x
    x = 1,119,265,494,237,042.38/36,889,424.81
  6. Step 6: Final answer
    x = 30,341,093.69

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Double scale
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1.5x scale

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.