Home / 6,620,914.05-9,137,677.74-3,720,241.89

Finding the Fourth Proportional to 6,620,914.05, 9,137,677.74 and 3,720,241.89

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Solution

The fourth proportional to 6,620,914.05, 9,137,677.74 and 3,720,241.89 is: 5,134,392.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,914.05 : 9,137,677.74 = 3,720,241.89 : x
  2. Step 2: Convert to fraction form
    6,620,914.05/9,137,677.74 = 3,720,241.89/x
  3. Step 3: Cross multiply
    6,620,914.05x = 9,137,677.74 × 3,720,241.89
  4. Step 4: Simplify right side
    6,620,914.05x = 33,994,371,505,668.53
  5. Step 5: Solve for x
    x = 33,994,371,505,668.53/6,620,914.05
  6. Step 6: Final answer
    x = 5,134,392.51

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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.