Home / 13,611,227.64-18,777,592.09-8,101,513.07

Finding the Fourth Proportional to 13,611,227.64, 18,777,592.09 and 8,101,513.07

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Solution

The fourth proportional to 13,611,227.64, 18,777,592.09 and 8,101,513.07 is: 11,176,575.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,227.64 : 18,777,592.09 = 8,101,513.07 : x
  2. Step 2: Convert to fraction form
    13,611,227.64/18,777,592.09 = 8,101,513.07/x
  3. Step 3: Cross multiply
    13,611,227.64x = 18,777,592.09 × 8,101,513.07
  4. Step 4: Simplify right side
    13,611,227.64x = 152,126,907,740,263.62
  5. Step 5: Solve for x
    x = 152,126,907,740,263.62/13,611,227.64
  6. Step 6: Final answer
    x = 11,176,575.09

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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.