Home / 35,532,022.47-49,034,529.06-20,847,938.58

Finding the Fourth Proportional to 35,532,022.47, 49,034,529.06 and 20,847,938.58

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Solution

The fourth proportional to 35,532,022.47, 49,034,529.06 and 20,847,938.58 is: 28,770,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,532,022.47 : 49,034,529.06 = 20,847,938.58 : x
  2. Step 2: Convert to fraction form
    35,532,022.47/49,034,529.06 = 20,847,938.58/x
  3. Step 3: Cross multiply
    35,532,022.47x = 49,034,529.06 × 20,847,938.58
  4. Step 4: Simplify right side
    35,532,022.47x = 1,022,268,850,142,105.12
  5. Step 5: Solve for x
    x = 1,022,268,850,142,105.12/35,532,022.47
  6. Step 6: Final answer
    x = 28,770,353.59

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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.