Home / 14,150,790.72-19,528,782.48-7,957,785.60

Finding the Fourth Proportional to 14,150,790.72, 19,528,782.48 and 7,957,785.60

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Solution

The fourth proportional to 14,150,790.72, 19,528,782.48 and 7,957,785.60 is: 10,982,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,790.72 : 19,528,782.48 = 7,957,785.60 : x
  2. Step 2: Convert to fraction form
    14,150,790.72/19,528,782.48 = 7,957,785.60/x
  3. Step 3: Cross multiply
    14,150,790.72x = 19,528,782.48 × 7,957,785.60
  4. Step 4: Simplify right side
    14,150,790.72x = 155,405,864,004,876.28
  5. Step 5: Solve for x
    x = 155,405,864,004,876.28/14,150,790.72
  6. Step 6: Final answer
    x = 10,982,132.88

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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.