Home / 5,143,813.11-7,716,011.27-1,550,076.39

Finding the Fourth Proportional to 5,143,813.11, 7,716,011.27 and 1,550,076.39

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Solution

The fourth proportional to 5,143,813.11, 7,716,011.27 and 1,550,076.39 is: 2,325,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,813.11 : 7,716,011.27 = 1,550,076.39 : x
  2. Step 2: Convert to fraction form
    5,143,813.11/7,716,011.27 = 1,550,076.39/x
  3. Step 3: Cross multiply
    5,143,813.11x = 7,716,011.27 × 1,550,076.39
  4. Step 4: Simplify right side
    5,143,813.11x = 11,960,406,886,850.53
  5. Step 5: Solve for x
    x = 11,960,406,886,850.53/5,143,813.11
  6. Step 6: Final answer
    x = 2,325,202.46

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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.