Home / 42,462,043.44-63,682,534.35-18,198,218.58

Finding the Fourth Proportional to 42,462,043.44, 63,682,534.35 and 18,198,218.58

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Solution

The fourth proportional to 42,462,043.44, 63,682,534.35 and 18,198,218.58 is: 27,292,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462,043.44 : 63,682,534.35 = 18,198,218.58 : x
  2. Step 2: Convert to fraction form
    42,462,043.44/63,682,534.35 = 18,198,218.58/x
  3. Step 3: Cross multiply
    42,462,043.44x = 63,682,534.35 × 18,198,218.58
  4. Step 4: Simplify right side
    42,462,043.44x = 1,158,908,679,829,658.25
  5. Step 5: Solve for x
    x = 1,158,908,679,829,658.25/42,462,043.44
  6. Step 6: Final answer
    x = 27,292,814.62

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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.