Home / 18,771,233.64-28,160,997.66-6,803,658.60

Finding the Fourth Proportional to 18,771,233.64, 28,160,997.66 and 6,803,658.60

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Solution

The fourth proportional to 18,771,233.64, 28,160,997.66 and 6,803,658.60 is: 10,206,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,771,233.64 : 28,160,997.66 = 6,803,658.60 : x
  2. Step 2: Convert to fraction form
    18,771,233.64/28,160,997.66 = 6,803,658.60/x
  3. Step 3: Cross multiply
    18,771,233.64x = 28,160,997.66 × 6,803,658.60
  4. Step 4: Simplify right side
    18,771,233.64x = 191,597,813,914,038.88
  5. Step 5: Solve for x
    x = 191,597,813,914,038.88/18,771,233.64
  6. Step 6: Final answer
    x = 10,206,991.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.