Home / 14,335,477.20-21,491,848.86-7,510,741.44

Finding the Fourth Proportional to 14,335,477.20, 21,491,848.86 and 7,510,741.44

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Solution

The fourth proportional to 14,335,477.20, 21,491,848.86 and 7,510,741.44 is: 11,260,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,477.20 : 21,491,848.86 = 7,510,741.44 : x
  2. Step 2: Convert to fraction form
    14,335,477.20/21,491,848.86 = 7,510,741.44/x
  3. Step 3: Cross multiply
    14,335,477.20x = 21,491,848.86 × 7,510,741.44
  4. Step 4: Simplify right side
    14,335,477.20x = 161,419,719,855,018.75
  5. Step 5: Solve for x
    x = 161,419,719,855,018.75/14,335,477.20
  6. Step 6: Final answer
    x = 11,260,156.71

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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.