Home / 54,109,954.88-74,669,736.50-29,329,609.68

Finding the Fourth Proportional to 54,109,954.88, 74,669,736.50 and 29,329,609.68

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Solution

The fourth proportional to 54,109,954.88, 74,669,736.50 and 29,329,609.68 is: 40,473,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109,954.88 : 74,669,736.50 = 29,329,609.68 : x
  2. Step 2: Convert to fraction form
    54,109,954.88/74,669,736.50 = 29,329,609.68/x
  3. Step 3: Cross multiply
    54,109,954.88x = 74,669,736.50 × 29,329,609.68
  4. Step 4: Simplify right side
    54,109,954.88x = 2,190,034,226,416,787.25
  5. Step 5: Solve for x
    x = 2,190,034,226,416,787.25/54,109,954.88
  6. Step 6: Final answer
    x = 40,473,776.61

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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.