Home / 41,211,229.20-61,767,077.40-21,006,070.80

Finding the Fourth Proportional to 41,211,229.20, 61,767,077.40 and 21,006,070.80

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Solution

The fourth proportional to 41,211,229.20, 61,767,077.40 and 21,006,070.80 is: 31,483,739.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,211,229.20 : 61,767,077.40 = 21,006,070.80 : x
  2. Step 2: Convert to fraction form
    41,211,229.20/61,767,077.40 = 21,006,070.80/x
  3. Step 3: Cross multiply
    41,211,229.20x = 61,767,077.40 × 21,006,070.80
  4. Step 4: Simplify right side
    41,211,229.20x = 1,297,483,600,973,480
  5. Step 5: Solve for x
    x = 1,297,483,600,973,480/41,211,229.20
  6. Step 6: Final answer
    x = 31,483,739.41

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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.