Home / 15,048,122.44-20,767,689.74-8,522,912.70

Finding the Fourth Proportional to 15,048,122.44, 20,767,689.74 and 8,522,912.70

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Solution

The fourth proportional to 15,048,122.44, 20,767,689.74 and 8,522,912.70 is: 11,762,344.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,122.44 : 20,767,689.74 = 8,522,912.70 : x
  2. Step 2: Convert to fraction form
    15,048,122.44/20,767,689.74 = 8,522,912.70/x
  3. Step 3: Cross multiply
    15,048,122.44x = 20,767,689.74 × 8,522,912.70
  4. Step 4: Simplify right side
    15,048,122.44x = 177,001,206,634,705.66
  5. Step 5: Solve for x
    x = 177,001,206,634,705.66/15,048,122.44
  6. Step 6: Final answer
    x = 11,762,344.93

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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.