Home / 14,618,843.61-21,949,821.94-8,154,549.51

Finding the Fourth Proportional to 14,618,843.61, 21,949,821.94 and 8,154,549.51

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Solution

The fourth proportional to 14,618,843.61, 21,949,821.94 and 8,154,549.51 is: 12,243,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,843.61 : 21,949,821.94 = 8,154,549.51 : x
  2. Step 2: Convert to fraction form
    14,618,843.61/21,949,821.94 = 8,154,549.51/x
  3. Step 3: Cross multiply
    14,618,843.61x = 21,949,821.94 × 8,154,549.51
  4. Step 4: Simplify right side
    14,618,843.61x = 178,990,909,745,414.25
  5. Step 5: Solve for x
    x = 178,990,909,745,414.25/14,618,843.61
  6. Step 6: Final answer
    x = 12,243,848.73

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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.