Home / 37,826,758.02-52,204,142.61-21,310,125.78

Finding the Fourth Proportional to 37,826,758.02, 52,204,142.61 and 21,310,125.78

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Solution

The fourth proportional to 37,826,758.02, 52,204,142.61 and 21,310,125.78 is: 29,409,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,826,758.02 : 52,204,142.61 = 21,310,125.78 : x
  2. Step 2: Convert to fraction form
    37,826,758.02/52,204,142.61 = 21,310,125.78/x
  3. Step 3: Cross multiply
    37,826,758.02x = 52,204,142.61 × 21,310,125.78
  4. Step 4: Simplify right side
    37,826,758.02x = 1,112,476,845,256,157.50
  5. Step 5: Solve for x
    x = 1,112,476,845,256,157.50/37,826,758.02
  6. Step 6: Final answer
    x = 29,409,785.65

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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.