Home / 10,677,481.60-16,016,969.36-4,287,733.80

Finding the Fourth Proportional to 10,677,481.60, 16,016,969.36 and 4,287,733.80

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Solution

The fourth proportional to 10,677,481.60, 16,016,969.36 and 4,287,733.80 is: 6,431,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677,481.60 : 16,016,969.36 = 4,287,733.80 : x
  2. Step 2: Convert to fraction form
    10,677,481.60/16,016,969.36 = 4,287,733.80/x
  3. Step 3: Cross multiply
    10,677,481.60x = 16,016,969.36 × 4,287,733.80
  4. Step 4: Simplify right side
    10,677,481.60x = 68,676,500,898,436.36
  5. Step 5: Solve for x
    x = 68,676,500,898,436.36/10,677,481.60
  6. Step 6: Final answer
    x = 6,431,900.66

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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.