Home / 20,093,972.80-27,729,366.24-10,926,535.36

Finding the Fourth Proportional to 20,093,972.80, 27,729,366.24 and 10,926,535.36

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Solution

The fourth proportional to 20,093,972.80, 27,729,366.24 and 10,926,535.36 is: 15,078,446.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093,972.80 : 27,729,366.24 = 10,926,535.36 : x
  2. Step 2: Convert to fraction form
    20,093,972.80/27,729,366.24 = 10,926,535.36/x
  3. Step 3: Cross multiply
    20,093,972.80x = 27,729,366.24 × 10,926,535.36
  4. Step 4: Simplify right side
    20,093,972.80x = 302,985,900,731,750.19
  5. Step 5: Solve for x
    x = 302,985,900,731,750.19/20,093,972.80
  6. Step 6: Final answer
    x = 15,078,446.84

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1.5x scale

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.