Home / 12,684,098.00-17,503,812.45-7,177,372.64

Finding the Fourth Proportional to 12,684,098.00, 17,503,812.45 and 7,177,372.64

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Solution

The fourth proportional to 12,684,098.00, 17,503,812.45 and 7,177,372.64 is: 9,904,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,098.00 : 17,503,812.45 = 7,177,372.64 : x
  2. Step 2: Convert to fraction form
    12,684,098.00/17,503,812.45 = 7,177,372.64/x
  3. Step 3: Cross multiply
    12,684,098.00x = 17,503,812.45 × 7,177,372.64
  4. Step 4: Simplify right side
    12,684,098.00x = 125,631,384,552,441.59
  5. Step 5: Solve for x
    x = 125,631,384,552,441.59/12,684,098.00
  6. Step 6: Final answer
    x = 9,904,636.86

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1.5x scale

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.