Home / 53,396,719.08-80,047,576.86-19,310,486.92

Finding the Fourth Proportional to 53,396,719.08, 80,047,576.86 and 19,310,486.92

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Solution

The fourth proportional to 53,396,719.08, 80,047,576.86 and 19,310,486.92 is: 28,948,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,719.08 : 80,047,576.86 = 19,310,486.92 : x
  2. Step 2: Convert to fraction form
    53,396,719.08/80,047,576.86 = 19,310,486.92/x
  3. Step 3: Cross multiply
    53,396,719.08x = 80,047,576.86 × 19,310,486.92
  4. Step 4: Simplify right side
    53,396,719.08x = 1,545,757,685,932,724.75
  5. Step 5: Solve for x
    x = 1,545,757,685,932,724.75/53,396,719.08
  6. Step 6: Final answer
    x = 28,948,551.76

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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.