Home / 27,297,209.70-40,916,682.90-13,623,429.60

Finding the Fourth Proportional to 27,297,209.70, 40,916,682.90 and 13,623,429.60

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Solution

The fourth proportional to 27,297,209.70, 40,916,682.90 and 13,623,429.60 is: 20,420,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297,209.70 : 40,916,682.90 = 13,623,429.60 : x
  2. Step 2: Convert to fraction form
    27,297,209.70/40,916,682.90 = 13,623,429.60/x
  3. Step 3: Cross multiply
    27,297,209.70x = 40,916,682.90 × 13,623,429.60
  4. Step 4: Simplify right side
    27,297,209.70x = 557,425,548,953,673.81
  5. Step 5: Solve for x
    x = 557,425,548,953,673.81/27,297,209.70
  6. Step 6: Final answer
    x = 20,420,605.44

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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.