Home / 20,049,029.35-27,667,687.40-10,881,669.67

Finding the Fourth Proportional to 20,049,029.35, 27,667,687.40 and 10,881,669.67

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Solution

The fourth proportional to 20,049,029.35, 27,667,687.40 and 10,881,669.67 is: 15,016,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,029.35 : 27,667,687.40 = 10,881,669.67 : x
  2. Step 2: Convert to fraction form
    20,049,029.35/27,667,687.40 = 10,881,669.67/x
  3. Step 3: Cross multiply
    20,049,029.35x = 27,667,687.40 × 10,881,669.67
  4. Step 4: Simplify right side
    20,049,029.35x = 301,070,634,819,621.12
  5. Step 5: Solve for x
    x = 301,070,634,819,621.12/20,049,029.35
  6. Step 6: Final answer
    x = 15,016,718.74

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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.