Home / 20,023,515.81-27,633,034.73-11,321,501.58

Finding the Fourth Proportional to 20,023,515.81, 27,633,034.73 and 11,321,501.58

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Solution

The fourth proportional to 20,023,515.81, 27,633,034.73 and 11,321,501.58 is: 15,624,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,515.81 : 27,633,034.73 = 11,321,501.58 : x
  2. Step 2: Convert to fraction form
    20,023,515.81/27,633,034.73 = 11,321,501.58/x
  3. Step 3: Cross multiply
    20,023,515.81x = 27,633,034.73 × 11,321,501.58
  4. Step 4: Simplify right side
    20,023,515.81x = 312,847,446,299,282.38
  5. Step 5: Solve for x
    x = 312,847,446,299,282.38/20,023,515.81
  6. Step 6: Final answer
    x = 15,624,001.76

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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.