Home / 20,773,502.31-28,667,445.34-11,606,145.06

Finding the Fourth Proportional to 20,773,502.31, 28,667,445.34 and 11,606,145.06

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Solution

The fourth proportional to 20,773,502.31, 28,667,445.34 and 11,606,145.06 is: 16,016,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,773,502.31 : 28,667,445.34 = 11,606,145.06 : x
  2. Step 2: Convert to fraction form
    20,773,502.31/28,667,445.34 = 11,606,145.06/x
  3. Step 3: Cross multiply
    20,773,502.31x = 28,667,445.34 × 11,606,145.06
  4. Step 4: Simplify right side
    20,773,502.31x = 332,718,529,115,661.06
  5. Step 5: Solve for x
    x = 332,718,529,115,661.06/20,773,502.31
  6. Step 6: Final answer
    x = 16,016,486.97

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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.