Home / 38,198,113.22-52,714,068.09-20,794,958.66

Finding the Fourth Proportional to 38,198,113.22, 52,714,068.09 and 20,794,958.66

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Solution

The fourth proportional to 38,198,113.22, 52,714,068.09 and 20,794,958.66 is: 28,697,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,198,113.22 : 52,714,068.09 = 20,794,958.66 : x
  2. Step 2: Convert to fraction form
    38,198,113.22/52,714,068.09 = 20,794,958.66/x
  3. Step 3: Cross multiply
    38,198,113.22x = 52,714,068.09 × 20,794,958.66
  4. Step 4: Simplify right side
    38,198,113.22x = 1,096,186,866,731,975.25
  5. Step 5: Solve for x
    x = 1,096,186,866,731,975.25/38,198,113.22
  6. Step 6: Final answer
    x = 28,697,408.70

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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.