Home / 11,762,459.20-17,644,563.60-4,188,440.80

Finding the Fourth Proportional to 11,762,459.20, 17,644,563.60 and 4,188,440.80

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Solution

The fourth proportional to 11,762,459.20, 17,644,563.60 and 4,188,440.80 is: 6,282,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,762,459.20 : 17,644,563.60 = 4,188,440.80 : x
  2. Step 2: Convert to fraction form
    11,762,459.20/17,644,563.60 = 4,188,440.80/x
  3. Step 3: Cross multiply
    11,762,459.20x = 17,644,563.60 × 4,188,440.80
  4. Step 4: Simplify right side
    11,762,459.20x = 73,903,210,080,434.89
  5. Step 5: Solve for x
    x = 73,903,210,080,434.89/11,762,459.20
  6. Step 6: Final answer
    x = 6,282,972.70

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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.