Home / 19,722,408.89-27,216,402.12-11,020,653

Finding the Fourth Proportional to 19,722,408.89, 27,216,402.12 and 11,020,653

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Solution

The fourth proportional to 19,722,408.89, 27,216,402.12 and 11,020,653 is: 15,208,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,408.89 : 27,216,402.12 = 11,020,653 : x
  2. Step 2: Convert to fraction form
    19,722,408.89/27,216,402.12 = 11,020,653/x
  3. Step 3: Cross multiply
    19,722,408.89x = 27,216,402.12 × 11,020,653
  4. Step 4: Simplify right side
    19,722,408.89x = 299,942,523,672,984.38
  5. Step 5: Solve for x
    x = 299,942,523,672,984.38/19,722,408.89
  6. Step 6: Final answer
    x = 15,208,209.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.