Home / 20,411,298.19-30,616,181.83-5,058,638.38

Finding the Fourth Proportional to 20,411,298.19, 30,616,181.83 and 5,058,638.38

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Solution

The fourth proportional to 20,411,298.19, 30,616,181.83 and 5,058,638.38 is: 7,587,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,411,298.19 : 30,616,181.83 = 5,058,638.38 : x
  2. Step 2: Convert to fraction form
    20,411,298.19/30,616,181.83 = 5,058,638.38/x
  3. Step 3: Cross multiply
    20,411,298.19x = 30,616,181.83 × 5,058,638.38
  4. Step 4: Simplify right side
    20,411,298.19x = 154,876,192,454,296.62
  5. Step 5: Solve for x
    x = 154,876,192,454,296.62/20,411,298.19
  6. Step 6: Final answer
    x = 7,587,767.86

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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.