Home / 13,364,872.82-18,443,524.49-7,253,301.32

Finding the Fourth Proportional to 13,364,872.82, 18,443,524.49 and 7,253,301.32

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Solution

The fourth proportional to 13,364,872.82, 18,443,524.49 and 7,253,301.32 is: 10,009,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364,872.82 : 18,443,524.49 = 7,253,301.32 : x
  2. Step 2: Convert to fraction form
    13,364,872.82/18,443,524.49 = 7,253,301.32/x
  3. Step 3: Cross multiply
    13,364,872.82x = 18,443,524.49 × 7,253,301.32
  4. Step 4: Simplify right side
    13,364,872.82x = 133,776,440,528,769.33
  5. Step 5: Solve for x
    x = 133,776,440,528,769.33/13,364,872.82
  6. Step 6: Final answer
    x = 10,009,555.82

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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.