Home / 12,694,721.04-17,518,651.92-6,893,451.36

Finding the Fourth Proportional to 12,694,721.04, 17,518,651.92 and 6,893,451.36

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Solution

The fourth proportional to 12,694,721.04, 17,518,651.92 and 6,893,451.36 is: 9,512,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694,721.04 : 17,518,651.92 = 6,893,451.36 : x
  2. Step 2: Convert to fraction form
    12,694,721.04/17,518,651.92 = 6,893,451.36/x
  3. Step 3: Cross multiply
    12,694,721.04x = 17,518,651.92 × 6,893,451.36
  4. Step 4: Simplify right side
    12,694,721.04x = 120,763,974,903,290.62
  5. Step 5: Solve for x
    x = 120,763,974,903,290.62/12,694,721.04
  6. Step 6: Final answer
    x = 9,512,928.60

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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.