Home / 5,104,716.72-7,044,850.32-2,812,877.40

Finding the Fourth Proportional to 5,104,716.72, 7,044,850.32 and 2,812,877.40

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Solution

The fourth proportional to 5,104,716.72, 7,044,850.32 and 2,812,877.40 is: 3,881,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104,716.72 : 7,044,850.32 = 2,812,877.40 : x
  2. Step 2: Convert to fraction form
    5,104,716.72/7,044,850.32 = 2,812,877.40/x
  3. Step 3: Cross multiply
    5,104,716.72x = 7,044,850.32 × 2,812,877.40
  4. Step 4: Simplify right side
    5,104,716.72x = 19,816,300,251,510.77
  5. Step 5: Solve for x
    x = 19,816,300,251,510.77/5,104,716.72
  6. Step 6: Final answer
    x = 3,881,958.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.