Home / 15,704,357.92-21,672,047.64-8,828,896.48

Finding the Fourth Proportional to 15,704,357.92, 21,672,047.64 and 8,828,896.48

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Solution

The fourth proportional to 15,704,357.92, 21,672,047.64 and 8,828,896.48 is: 12,183,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704,357.92 : 21,672,047.64 = 8,828,896.48 : x
  2. Step 2: Convert to fraction form
    15,704,357.92/21,672,047.64 = 8,828,896.48/x
  3. Step 3: Cross multiply
    15,704,357.92x = 21,672,047.64 × 8,828,896.48
  4. Step 4: Simplify right side
    15,704,357.92x = 191,340,265,123,188.31
  5. Step 5: Solve for x
    x = 191,340,265,123,188.31/15,704,357.92
  6. Step 6: Final answer
    x = 12,183,896.09

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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.