Home / 9,721,523.88-14,578,908.72-5,410,153.44

Finding the Fourth Proportional to 9,721,523.88, 14,578,908.72 and 5,410,153.44

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Solution

The fourth proportional to 9,721,523.88, 14,578,908.72 and 5,410,153.44 is: 8,113,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,523.88 : 14,578,908.72 = 5,410,153.44 : x
  2. Step 2: Convert to fraction form
    9,721,523.88/14,578,908.72 = 5,410,153.44/x
  3. Step 3: Cross multiply
    9,721,523.88x = 14,578,908.72 × 5,410,153.44
  4. Step 4: Simplify right side
    9,721,523.88x = 78,874,133,162,954
  5. Step 5: Solve for x
    x = 78,874,133,162,954/9,721,523.88
  6. Step 6: Final answer
    x = 8,113,350.76

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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.