Home / 19,800,718.49-29,701,101.43-5,423,910.23

Finding the Fourth Proportional to 19,800,718.49, 29,701,101.43 and 5,423,910.23

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Solution

The fourth proportional to 19,800,718.49, 29,701,101.43 and 5,423,910.23 is: 8,135,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800,718.49 : 29,701,101.43 = 5,423,910.23 : x
  2. Step 2: Convert to fraction form
    19,800,718.49/29,701,101.43 = 5,423,910.23/x
  3. Step 3: Cross multiply
    19,800,718.49x = 29,701,101.43 × 5,423,910.23
  4. Step 4: Simplify right side
    19,800,718.49x = 161,096,107,888,444.62
  5. Step 5: Solve for x
    x = 161,096,107,888,444.62/19,800,718.49
  6. Step 6: Final answer
    x = 8,135,871.84

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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.