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Finding the Fourth Proportional to 35,491,232.34, 48,978,048.18 and 19,193,708.34

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Solution

The fourth proportional to 35,491,232.34, 48,978,048.18 and 19,193,708.34 is: 26,487,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491,232.34 : 48,978,048.18 = 19,193,708.34 : x
  2. Step 2: Convert to fraction form
    35,491,232.34/48,978,048.18 = 19,193,708.34/x
  3. Step 3: Cross multiply
    35,491,232.34x = 48,978,048.18 × 19,193,708.34
  4. Step 4: Simplify right side
    35,491,232.34x = 940,070,371,829,387.75
  5. Step 5: Solve for x
    x = 940,070,371,829,387.75/35,491,232.34
  6. Step 6: Final answer
    x = 26,487,397.30

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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.