Home / 9,167,284.40-13,753,000.20-5,378,817.20

Finding the Fourth Proportional to 9,167,284.40, 13,753,000.20 and 5,378,817.20

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Solution

The fourth proportional to 9,167,284.40, 13,753,000.20 and 5,378,817.20 is: 8,069,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167,284.40 : 13,753,000.20 = 5,378,817.20 : x
  2. Step 2: Convert to fraction form
    9,167,284.40/13,753,000.20 = 5,378,817.20/x
  3. Step 3: Cross multiply
    9,167,284.40x = 13,753,000.20 × 5,378,817.20
  4. Step 4: Simplify right side
    9,167,284.40x = 73,974,874,027,363.44
  5. Step 5: Solve for x
    x = 73,974,874,027,363.44/9,167,284.40
  6. Step 6: Final answer
    x = 8,069,442.47

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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.