Home / 22,378,530.70-33,567,796.05-7,243,324.30

Finding the Fourth Proportional to 22,378,530.70, 33,567,796.05 and 7,243,324.30

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Solution

The fourth proportional to 22,378,530.70, 33,567,796.05 and 7,243,324.30 is: 10,864,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,530.70 : 33,567,796.05 = 7,243,324.30 : x
  2. Step 2: Convert to fraction form
    22,378,530.70/33,567,796.05 = 7,243,324.30/x
  3. Step 3: Cross multiply
    22,378,530.70x = 33,567,796.05 × 7,243,324.30
  4. Step 4: Simplify right side
    22,378,530.70x = 243,142,432,826,409
  5. Step 5: Solve for x
    x = 243,142,432,826,409/22,378,530.70
  6. Step 6: Final answer
    x = 10,864,986.45

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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.