Home / 12,306,320.72-16,983,522.52-6,799,696.24

Finding the Fourth Proportional to 12,306,320.72, 16,983,522.52 and 6,799,696.24

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Solution

The fourth proportional to 12,306,320.72, 16,983,522.52 and 6,799,696.24 is: 9,384,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,306,320.72 : 16,983,522.52 = 6,799,696.24 : x
  2. Step 2: Convert to fraction form
    12,306,320.72/16,983,522.52 = 6,799,696.24/x
  3. Step 3: Cross multiply
    12,306,320.72x = 16,983,522.52 × 6,799,696.24
  4. Step 4: Simplify right side
    12,306,320.72x = 115,482,794,221,199.33
  5. Step 5: Solve for x
    x = 115,482,794,221,199.33/12,306,320.72
  6. Step 6: Final answer
    x = 9,384,022.80

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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.