Home / 19,929,832.22-29,894,748.73-4,783,763.72

Finding the Fourth Proportional to 19,929,832.22, 29,894,748.73 and 4,783,763.72

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Solution

The fourth proportional to 19,929,832.22, 29,894,748.73 and 4,783,763.72 is: 7,175,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929,832.22 : 29,894,748.73 = 4,783,763.72 : x
  2. Step 2: Convert to fraction form
    19,929,832.22/29,894,748.73 = 4,783,763.72/x
  3. Step 3: Cross multiply
    19,929,832.22x = 29,894,748.73 × 4,783,763.72
  4. Step 4: Simplify right side
    19,929,832.22x = 143,009,414,531,540.19
  5. Step 5: Solve for x
    x = 143,009,414,531,540.19/19,929,832.22
  6. Step 6: Final answer
    x = 7,175,645.68

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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.