Home / 18,838,419.38-28,239,692.82-6,049,956.02

Finding the Fourth Proportional to 18,838,419.38, 28,239,692.82 and 6,049,956.02

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Solution

The fourth proportional to 18,838,419.38, 28,239,692.82 and 6,049,956.02 is: 9,069,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838,419.38 : 28,239,692.82 = 6,049,956.02 : x
  2. Step 2: Convert to fraction form
    18,838,419.38/28,239,692.82 = 6,049,956.02/x
  3. Step 3: Cross multiply
    18,838,419.38x = 28,239,692.82 × 6,049,956.02
  4. Step 4: Simplify right side
    18,838,419.38x = 170,848,899,415,423.97
  5. Step 5: Solve for x
    x = 170,848,899,415,423.97/18,838,419.38
  6. Step 6: Final answer
    x = 9,069,173.80

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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.