Home / 22,378,034.90-33,572,638.79-7,805,163.81

Finding the Fourth Proportional to 22,378,034.90, 33,572,638.79 and 7,805,163.81

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Solution

The fourth proportional to 22,378,034.90, 33,572,638.79 and 7,805,163.81 is: 11,709,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,034.90 : 33,572,638.79 = 7,805,163.81 : x
  2. Step 2: Convert to fraction form
    22,378,034.90/33,572,638.79 = 7,805,163.81/x
  3. Step 3: Cross multiply
    22,378,034.90x = 33,572,638.79 × 7,805,163.81
  4. Step 4: Simplify right side
    22,378,034.90x = 262,039,945,406,051.12
  5. Step 5: Solve for x
    x = 262,039,945,406,051.12/22,378,034.90
  6. Step 6: Final answer
    x = 11,709,694.20

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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.