Home / 11,656,021.52-17,482,687.32-3,135,688.40

Finding the Fourth Proportional to 11,656,021.52, 17,482,687.32 and 3,135,688.40

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Solution

The fourth proportional to 11,656,021.52, 17,482,687.32 and 3,135,688.40 is: 4,703,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,021.52 : 17,482,687.32 = 3,135,688.40 : x
  2. Step 2: Convert to fraction form
    11,656,021.52/17,482,687.32 = 3,135,688.40/x
  3. Step 3: Cross multiply
    11,656,021.52x = 17,482,687.32 × 3,135,688.40
  4. Step 4: Simplify right side
    11,656,021.52x = 54,820,259,830,151.09
  5. Step 5: Solve for x
    x = 54,820,259,830,151.09/11,656,021.52
  6. Step 6: Final answer
    x = 4,703,170.78

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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.