Home / 20,001,043.80-29,966,136.30-16,954,115.40

Finding the Fourth Proportional to 20,001,043.80, 29,966,136.30 and 16,954,115.40

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Solution

The fourth proportional to 20,001,043.80, 29,966,136.30 and 16,954,115.40 is: 25,401,140.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001,043.80 : 29,966,136.30 = 16,954,115.40 : x
  2. Step 2: Convert to fraction form
    20,001,043.80/29,966,136.30 = 16,954,115.40/x
  3. Step 3: Cross multiply
    20,001,043.80x = 29,966,136.30 × 16,954,115.40
  4. Step 4: Simplify right side
    20,001,043.80x = 508,049,332,922,329
  5. Step 5: Solve for x
    x = 508,049,332,922,329/20,001,043.80
  6. Step 6: Final answer
    x = 25,401,140.96

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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.