Home / 12,766,279.35-17,617,440.54-6,965,065.02

Finding the Fourth Proportional to 12,766,279.35, 17,617,440.54 and 6,965,065.02

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Solution

The fourth proportional to 12,766,279.35, 17,617,440.54 and 6,965,065.02 is: 9,611,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,279.35 : 17,617,440.54 = 6,965,065.02 : x
  2. Step 2: Convert to fraction form
    12,766,279.35/17,617,440.54 = 6,965,065.02/x
  3. Step 3: Cross multiply
    12,766,279.35x = 17,617,440.54 × 6,965,065.02
  4. Step 4: Simplify right side
    12,766,279.35x = 122,706,618,847,083.89
  5. Step 5: Solve for x
    x = 122,706,618,847,083.89/12,766,279.35
  6. Step 6: Final answer
    x = 9,611,776.11

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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.