Home / 13,941,947.62-20,912,937.72-4,357,376.38

Finding the Fourth Proportional to 13,941,947.62, 20,912,937.72 and 4,357,376.38

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Solution

The fourth proportional to 13,941,947.62, 20,912,937.72 and 4,357,376.38 is: 6,536,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,947.62 : 20,912,937.72 = 4,357,376.38 : x
  2. Step 2: Convert to fraction form
    13,941,947.62/20,912,937.72 = 4,357,376.38/x
  3. Step 3: Cross multiply
    13,941,947.62x = 20,912,937.72 × 4,357,376.38
  4. Step 4: Simplify right side
    13,941,947.62x = 91,125,540,857,539.05
  5. Step 5: Solve for x
    x = 91,125,540,857,539.05/13,941,947.62
  6. Step 6: Final answer
    x = 6,536,069.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.