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Finding the Fourth Proportional to 35,491,237.46, 48,978,055.26 and 19,193,713.46

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Solution

The fourth proportional to 35,491,237.46, 48,978,055.26 and 19,193,713.46 is: 26,487,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491,237.46 : 48,978,055.26 = 19,193,713.46 : x
  2. Step 2: Convert to fraction form
    35,491,237.46/48,978,055.26 = 19,193,713.46/x
  3. Step 3: Cross multiply
    35,491,237.46x = 48,978,055.26 × 19,193,713.46
  4. Step 4: Simplify right side
    35,491,237.46x = 940,070,758,488,485.75
  5. Step 5: Solve for x
    x = 940,070,758,488,485.75/35,491,237.46
  6. Step 6: Final answer
    x = 26,487,404.38

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1.5x scale

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.