Home / 12,022,876.56-17,991,743.76-7,476,066.48

Finding the Fourth Proportional to 12,022,876.56, 17,991,743.76 and 7,476,066.48

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Solution

The fourth proportional to 12,022,876.56, 17,991,743.76 and 7,476,066.48 is: 11,187,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,876.56 : 17,991,743.76 = 7,476,066.48 : x
  2. Step 2: Convert to fraction form
    12,022,876.56/17,991,743.76 = 7,476,066.48/x
  3. Step 3: Cross multiply
    12,022,876.56x = 17,991,743.76 × 7,476,066.48
  4. Step 4: Simplify right side
    12,022,876.56x = 134,507,472,440,885.19
  5. Step 5: Solve for x
    x = 134,507,472,440,885.19/12,022,876.56
  6. Step 6: Final answer
    x = 11,187,628.17

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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.