Home / 6,893,786.28-9,510,962.58-3,991,593

Finding the Fourth Proportional to 6,893,786.28, 9,510,962.58 and 3,991,593

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Solution

The fourth proportional to 6,893,786.28, 9,510,962.58 and 3,991,593 is: 5,506,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893,786.28 : 9,510,962.58 = 3,991,593 : x
  2. Step 2: Convert to fraction form
    6,893,786.28/9,510,962.58 = 3,991,593/x
  3. Step 3: Cross multiply
    6,893,786.28x = 9,510,962.58 × 3,991,593
  4. Step 4: Simplify right side
    6,893,786.28x = 37,963,891,657,589.94
  5. Step 5: Solve for x
    x = 37,963,891,657,589.94/6,893,786.28
  6. Step 6: Final answer
    x = 5,506,972.53

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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.