Home / 15,052,916.16-20,772,358.56-8,526,414.24

Finding the Fourth Proportional to 15,052,916.16, 20,772,358.56 and 8,526,414.24

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Solution

The fourth proportional to 15,052,916.16, 20,772,358.56 and 8,526,414.24 is: 11,766,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,052,916.16 : 20,772,358.56 = 8,526,414.24 : x
  2. Step 2: Convert to fraction form
    15,052,916.16/20,772,358.56 = 8,526,414.24/x
  3. Step 3: Cross multiply
    15,052,916.16x = 20,772,358.56 × 8,526,414.24
  4. Step 4: Simplify right side
    15,052,916.16x = 177,113,733,824,369.88
  5. Step 5: Solve for x
    x = 177,113,733,824,369.88/15,052,916.16
  6. Step 6: Final answer
    x = 11,766,074.56

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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.