Home / 28,033,687.56-38,686,496.55-15,474,749.85

Finding the Fourth Proportional to 28,033,687.56, 38,686,496.55 and 15,474,749.85

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Solution

The fourth proportional to 28,033,687.56, 38,686,496.55 and 15,474,749.85 is: 21,355,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,033,687.56 : 38,686,496.55 = 15,474,749.85 : x
  2. Step 2: Convert to fraction form
    28,033,687.56/38,686,496.55 = 15,474,749.85/x
  3. Step 3: Cross multiply
    28,033,687.56x = 38,686,496.55 × 15,474,749.85
  4. Step 4: Simplify right side
    28,033,687.56x = 598,663,856,645,451.12
  5. Step 5: Solve for x
    x = 598,663,856,645,451.12/28,033,687.56
  6. Step 6: Final answer
    x = 21,355,159.05

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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.