Home / 10,745,905.20-16,118,857.80-3,654,193.20

Finding the Fourth Proportional to 10,745,905.20, 16,118,857.80 and 3,654,193.20

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Solution

The fourth proportional to 10,745,905.20, 16,118,857.80 and 3,654,193.20 is: 5,481,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,905.20 : 16,118,857.80 = 3,654,193.20 : x
  2. Step 2: Convert to fraction form
    10,745,905.20/16,118,857.80 = 3,654,193.20/x
  3. Step 3: Cross multiply
    10,745,905.20x = 16,118,857.80 × 3,654,193.20
  4. Step 4: Simplify right side
    10,745,905.20x = 58,901,420,564,526.97
  5. Step 5: Solve for x
    x = 58,901,420,564,526.97/10,745,905.20
  6. Step 6: Final answer
    x = 5,481,289.80

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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.