Home / 21,563,105.76-29,757,500.28-11,773,937.94

Finding the Fourth Proportional to 21,563,105.76, 29,757,500.28 and 11,773,937.94

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Solution

The fourth proportional to 21,563,105.76, 29,757,500.28 and 11,773,937.94 is: 16,248,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,105.76 : 29,757,500.28 = 11,773,937.94 : x
  2. Step 2: Convert to fraction form
    21,563,105.76/29,757,500.28 = 11,773,937.94/x
  3. Step 3: Cross multiply
    21,563,105.76x = 29,757,500.28 × 11,773,937.94
  4. Step 4: Simplify right side
    21,563,105.76x = 350,362,961,338,595.44
  5. Step 5: Solve for x
    x = 350,362,961,338,595.44/21,563,105.76
  6. Step 6: Final answer
    x = 16,248,260.58

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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.