Home / 19,961,845.40-29,942,768.10-19,401,973.40

Finding the Fourth Proportional to 19,961,845.40, 29,942,768.10 and 19,401,973.40

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Solution

The fourth proportional to 19,961,845.40, 29,942,768.10 and 19,401,973.40 is: 29,102,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,845.40 : 29,942,768.10 = 19,401,973.40 : x
  2. Step 2: Convert to fraction form
    19,961,845.40/29,942,768.10 = 19,401,973.40/x
  3. Step 3: Cross multiply
    19,961,845.40x = 29,942,768.10 × 19,401,973.40
  4. Step 4: Simplify right side
    19,961,845.40x = 580,948,790,198,568.50
  5. Step 5: Solve for x
    x = 580,948,790,198,568.50/19,961,845.40
  6. Step 6: Final answer
    x = 29,102,960.10

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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.