Home / 18,148,921.20-27,223,381.80-16,637,266.80

Finding the Fourth Proportional to 18,148,921.20, 27,223,381.80 and 16,637,266.80

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Solution

The fourth proportional to 18,148,921.20, 27,223,381.80 and 16,637,266.80 is: 24,955,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,921.20 : 27,223,381.80 = 16,637,266.80 : x
  2. Step 2: Convert to fraction form
    18,148,921.20/27,223,381.80 = 16,637,266.80/x
  3. Step 3: Cross multiply
    18,148,921.20x = 27,223,381.80 × 16,637,266.80
  4. Step 4: Simplify right side
    18,148,921.20x = 452,922,666,204,864.25
  5. Step 5: Solve for x
    x = 452,922,666,204,864.25/18,148,921.20
  6. Step 6: Final answer
    x = 24,955,900.20

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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.