Home / 18,144,817.80-27,257,777.10-15,158,833.80

Finding the Fourth Proportional to 18,144,817.80, 27,257,777.10 and 15,158,833.80

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Solution

The fourth proportional to 18,144,817.80, 27,257,777.10 and 15,158,833.80 is: 22,772,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,817.80 : 27,257,777.10 = 15,158,833.80 : x
  2. Step 2: Convert to fraction form
    18,144,817.80/27,257,777.10 = 15,158,833.80/x
  3. Step 3: Cross multiply
    18,144,817.80x = 27,257,777.10 × 15,158,833.80
  4. Step 4: Simplify right side
    18,144,817.80x = 413,196,112,816,346
  5. Step 5: Solve for x
    x = 413,196,112,816,346/18,144,817.80
  6. Step 6: Final answer
    x = 22,772,127.96

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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.