Home / 10,693,894.80-16,040,842.20-9,518,163.60

Finding the Fourth Proportional to 10,693,894.80, 16,040,842.20 and 9,518,163.60

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Solution

The fourth proportional to 10,693,894.80, 16,040,842.20 and 9,518,163.60 is: 14,277,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,894.80 : 16,040,842.20 = 9,518,163.60 : x
  2. Step 2: Convert to fraction form
    10,693,894.80/16,040,842.20 = 9,518,163.60/x
  3. Step 3: Cross multiply
    10,693,894.80x = 16,040,842.20 × 9,518,163.60
  4. Step 4: Simplify right side
    10,693,894.80x = 152,679,360,341,383.91
  5. Step 5: Solve for x
    x = 152,679,360,341,383.91/10,693,894.80
  6. Step 6: Final answer
    x = 14,277,245.40

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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.