Home / 18,144,865.80-27,217,298.70-5,364,232.20

Finding the Fourth Proportional to 18,144,865.80, 27,217,298.70 and 5,364,232.20

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Solution

The fourth proportional to 18,144,865.80, 27,217,298.70 and 5,364,232.20 is: 8,046,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,865.80 : 27,217,298.70 = 5,364,232.20 : x
  2. Step 2: Convert to fraction form
    18,144,865.80/27,217,298.70 = 5,364,232.20/x
  3. Step 3: Cross multiply
    18,144,865.80x = 27,217,298.70 × 5,364,232.20
  4. Step 4: Simplify right side
    18,144,865.80x = 145,999,910,083,558.16
  5. Step 5: Solve for x
    x = 145,999,910,083,558.16/18,144,865.80
  6. Step 6: Final answer
    x = 8,046,348.30

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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.