Home / 14,842,604.22-20,489,064.39-9,690,382.14

Finding the Fourth Proportional to 14,842,604.22, 20,489,064.39 and 9,690,382.14

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Solution

The fourth proportional to 14,842,604.22, 20,489,064.39 and 9,690,382.14 is: 13,376,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,842,604.22 : 20,489,064.39 = 9,690,382.14 : x
  2. Step 2: Convert to fraction form
    14,842,604.22/20,489,064.39 = 9,690,382.14/x
  3. Step 3: Cross multiply
    14,842,604.22x = 20,489,064.39 × 9,690,382.14
  4. Step 4: Simplify right side
    14,842,604.22x = 198,546,863,630,166
  5. Step 5: Solve for x
    x = 198,546,863,630,166/14,842,604.22
  6. Step 6: Final answer
    x = 13,376,821.26

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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.