Home / 38,081,705.89-52,554,260.97-21,336,589.87

Finding the Fourth Proportional to 38,081,705.89, 52,554,260.97 and 21,336,589.87

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Solution

The fourth proportional to 38,081,705.89, 52,554,260.97 and 21,336,589.87 is: 29,445,338.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,081,705.89 : 52,554,260.97 = 21,336,589.87 : x
  2. Step 2: Convert to fraction form
    38,081,705.89/52,554,260.97 = 21,336,589.87/x
  3. Step 3: Cross multiply
    38,081,705.89x = 52,554,260.97 × 21,336,589.87
  4. Step 4: Simplify right side
    38,081,705.89x = 1,121,328,712,237,838.38
  5. Step 5: Solve for x
    x = 1,121,328,712,237,838.38/38,081,705.89
  6. Step 6: Final answer
    x = 29,445,338.28

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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.