Home / 10,728,048.40-16,092,072.60-6,689,096.80

Finding the Fourth Proportional to 10,728,048.40, 16,092,072.60 and 6,689,096.80

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Solution

The fourth proportional to 10,728,048.40, 16,092,072.60 and 6,689,096.80 is: 10,033,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,048.40 : 16,092,072.60 = 6,689,096.80 : x
  2. Step 2: Convert to fraction form
    10,728,048.40/16,092,072.60 = 6,689,096.80/x
  3. Step 3: Cross multiply
    10,728,048.40x = 16,092,072.60 × 6,689,096.80
  4. Step 4: Simplify right side
    10,728,048.40x = 107,641,431,334,027.67
  5. Step 5: Solve for x
    x = 107,641,431,334,027.67/10,728,048.40
  6. Step 6: Final answer
    x = 10,033,645.20

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Similar ratio
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1.5x scale

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.