Home / 6,768,963.36-10,154,156.94-1,976,666.04

Finding the Fourth Proportional to 6,768,963.36, 10,154,156.94 and 1,976,666.04

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Solution

The fourth proportional to 6,768,963.36, 10,154,156.94 and 1,976,666.04 is: 2,965,206.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,963.36 : 10,154,156.94 = 1,976,666.04 : x
  2. Step 2: Convert to fraction form
    6,768,963.36/10,154,156.94 = 1,976,666.04/x
  3. Step 3: Cross multiply
    6,768,963.36x = 10,154,156.94 × 1,976,666.04
  4. Step 4: Simplify right side
    6,768,963.36x = 20,071,377,188,128.32
  5. Step 5: Solve for x
    x = 20,071,377,188,128.32/6,768,963.36
  6. Step 6: Final answer
    x = 2,965,206.95

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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.