Home / 18,441,658.40-27,662,101.16-6,146,511.80

Finding the Fourth Proportional to 18,441,658.40, 27,662,101.16 and 6,146,511.80

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Solution

The fourth proportional to 18,441,658.40, 27,662,101.16 and 6,146,511.80 is: 9,219,638.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,658.40 : 27,662,101.16 = 6,146,511.80 : x
  2. Step 2: Convert to fraction form
    18,441,658.40/27,662,101.16 = 6,146,511.80/x
  3. Step 3: Cross multiply
    18,441,658.40x = 27,662,101.16 × 6,146,511.80
  4. Step 4: Simplify right side
    18,441,658.40x = 170,025,431,023,690.62
  5. Step 5: Solve for x
    x = 170,025,431,023,690.62/18,441,658.40
  6. Step 6: Final answer
    x = 9,219,638.89

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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.