Home / 18,736,926.88-25,856,622.96-10,587,989.92

Finding the Fourth Proportional to 18,736,926.88, 25,856,622.96 and 10,587,989.92

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Solution

The fourth proportional to 18,736,926.88, 25,856,622.96 and 10,587,989.92 is: 14,611,236.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736,926.88 : 25,856,622.96 = 10,587,989.92 : x
  2. Step 2: Convert to fraction form
    18,736,926.88/25,856,622.96 = 10,587,989.92/x
  3. Step 3: Cross multiply
    18,736,926.88x = 25,856,622.96 × 10,587,989.92
  4. Step 4: Simplify right side
    18,736,926.88x = 273,769,663,265,720.56
  5. Step 5: Solve for x
    x = 273,769,663,265,720.56/18,736,926.88
  6. Step 6: Final answer
    x = 14,611,236.14

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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.