Home / 18,490,434.01-27,728,860.38-6,356,455

Finding the Fourth Proportional to 18,490,434.01, 27,728,860.38 and 6,356,455

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Solution

The fourth proportional to 18,490,434.01, 27,728,860.38 and 6,356,455 is: 9,532,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490,434.01 : 27,728,860.38 = 6,356,455 : x
  2. Step 2: Convert to fraction form
    18,490,434.01/27,728,860.38 = 6,356,455/x
  3. Step 3: Cross multiply
    18,490,434.01x = 27,728,860.38 × 6,356,455
  4. Step 4: Simplify right side
    18,490,434.01x = 176,257,253,206,752.91
  5. Step 5: Solve for x
    x = 176,257,253,206,752.91/18,490,434.01
  6. Step 6: Final answer
    x = 9,532,348.08

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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.