Home / 34,343,256.20-51,548,061.90-20,906,328.20

Finding the Fourth Proportional to 34,343,256.20, 51,548,061.90 and 20,906,328.20

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Solution

The fourth proportional to 34,343,256.20, 51,548,061.90 and 20,906,328.20 is: 31,379,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,343,256.20 : 51,548,061.90 = 20,906,328.20 : x
  2. Step 2: Convert to fraction form
    34,343,256.20/51,548,061.90 = 20,906,328.20/x
  3. Step 3: Cross multiply
    34,343,256.20x = 51,548,061.90 × 20,906,328.20
  4. Step 4: Simplify right side
    34,343,256.20x = 1,077,680,700,155,315.50
  5. Step 5: Solve for x
    x = 1,077,680,700,155,315.50/34,343,256.20
  6. Step 6: Final answer
    x = 31,379,689.04

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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.