Home / 34,343,256.70-51,548,062.65-20,906,328.70

Finding the Fourth Proportional to 34,343,256.70, 51,548,062.65 and 20,906,328.70

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Solution

The fourth proportional to 34,343,256.70, 51,548,062.65 and 20,906,328.70 is: 31,379,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,343,256.70 : 51,548,062.65 = 20,906,328.70 : x
  2. Step 2: Convert to fraction form
    34,343,256.70/51,548,062.65 = 20,906,328.70/x
  3. Step 3: Cross multiply
    34,343,256.70x = 51,548,062.65 × 20,906,328.70
  4. Step 4: Simplify right side
    34,343,256.70x = 1,077,680,741,609,093
  5. Step 5: Solve for x
    x = 1,077,680,741,609,093/34,343,256.70
  6. Step 6: Final answer
    x = 31,379,689.79

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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.