Home / 10,692,244.80-16,042,039.20-3,120,321.60

Finding the Fourth Proportional to 10,692,244.80, 16,042,039.20 and 3,120,321.60

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Solution

The fourth proportional to 10,692,244.80, 16,042,039.20 and 3,120,321.60 is: 4,681,554.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,244.80 : 16,042,039.20 = 3,120,321.60 : x
  2. Step 2: Convert to fraction form
    10,692,244.80/16,042,039.20 = 3,120,321.60/x
  3. Step 3: Cross multiply
    10,692,244.80x = 16,042,039.20 × 3,120,321.60
  4. Step 4: Simplify right side
    10,692,244.80x = 50,056,321,423,806.72
  5. Step 5: Solve for x
    x = 50,056,321,423,806.72/10,692,244.80
  6. Step 6: Final answer
    x = 4,681,554.00

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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.