Home / 17,420,690-24,040,552.20-9,789,842

Finding the Fourth Proportional to 17,420,690, 24,040,552.20 and 9,789,842

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Solution

The fourth proportional to 17,420,690, 24,040,552.20 and 9,789,842 is: 13,509,981.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420,690 : 24,040,552.20 = 9,789,842 : x
  2. Step 2: Convert to fraction form
    17,420,690/24,040,552.20 = 9,789,842/x
  3. Step 3: Cross multiply
    17,420,690x = 24,040,552.20 × 9,789,842
  4. Step 4: Simplify right side
    17,420,690x = 235,353,207,630,752.41
  5. Step 5: Solve for x
    x = 235,353,207,630,752.41/17,420,690
  6. Step 6: Final answer
    x = 13,509,981.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.