Home / 16,120,403.40-24,149,112.30-9,711,618.60

Finding the Fourth Proportional to 16,120,403.40, 24,149,112.30 and 9,711,618.60

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Solution

The fourth proportional to 16,120,403.40, 24,149,112.30 and 9,711,618.60 is: 14,548,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,403.40 : 24,149,112.30 = 9,711,618.60 : x
  2. Step 2: Convert to fraction form
    16,120,403.40/24,149,112.30 = 9,711,618.60/x
  3. Step 3: Cross multiply
    16,120,403.40x = 24,149,112.30 × 9,711,618.60
  4. Step 4: Simplify right side
    16,120,403.40x = 234,526,968,186,168.78
  5. Step 5: Solve for x
    x = 234,526,968,186,168.78/16,120,403.40
  6. Step 6: Final answer
    x = 14,548,455.29

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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.