Home / 21,592,598.87-29,797,787.85-11,803,081.84

Finding the Fourth Proportional to 21,592,598.87, 29,797,787.85 and 11,803,081.84

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Solution

The fourth proportional to 21,592,598.87, 29,797,787.85 and 11,803,081.84 is: 16,288,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592,598.87 : 29,797,787.85 = 11,803,081.84 : x
  2. Step 2: Convert to fraction form
    21,592,598.87/29,797,787.85 = 11,803,081.84/x
  3. Step 3: Cross multiply
    21,592,598.87x = 29,797,787.85 × 11,803,081.84
  4. Step 4: Simplify right side
    21,592,598.87x = 351,705,728,644,507.69
  5. Step 5: Solve for x
    x = 351,705,728,644,507.69/21,592,598.87
  6. Step 6: Final answer
    x = 16,288,253.71

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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.