Home / 18,144,480.70-27,216,721.05-8,066,784.70

Finding the Fourth Proportional to 18,144,480.70, 27,216,721.05 and 8,066,784.70

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Solution

The fourth proportional to 18,144,480.70, 27,216,721.05 and 8,066,784.70 is: 12,100,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,480.70 : 27,216,721.05 = 8,066,784.70 : x
  2. Step 2: Convert to fraction form
    18,144,480.70/27,216,721.05 = 8,066,784.70/x
  3. Step 3: Cross multiply
    18,144,480.70x = 27,216,721.05 × 8,066,784.70
  4. Step 4: Simplify right side
    18,144,480.70x = 219,551,428,950,307.94
  5. Step 5: Solve for x
    x = 219,551,428,950,307.94/18,144,480.70
  6. Step 6: Final answer
    x = 12,100,177.05

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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.