Home / 10,728,021.80-16,092,032.70-9,552,290.60

Finding the Fourth Proportional to 10,728,021.80, 16,092,032.70 and 9,552,290.60

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Solution

The fourth proportional to 10,728,021.80, 16,092,032.70 and 9,552,290.60 is: 14,328,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,021.80 : 16,092,032.70 = 9,552,290.60 : x
  2. Step 2: Convert to fraction form
    10,728,021.80/16,092,032.70 = 9,552,290.60/x
  3. Step 3: Cross multiply
    10,728,021.80x = 16,092,032.70 × 9,552,290.60
  4. Step 4: Simplify right side
    10,728,021.80x = 153,715,772,695,102.59
  5. Step 5: Solve for x
    x = 153,715,772,695,102.59/10,728,021.80
  6. Step 6: Final answer
    x = 14,328,435.90

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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.