Home / 61,635,163.10-85,057,901.56-35,172,989.98

Finding the Fourth Proportional to 61,635,163.10, 85,057,901.56 and 35,172,989.98

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Solution

The fourth proportional to 61,635,163.10, 85,057,901.56 and 35,172,989.98 is: 48,539,511.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,635,163.10 : 85,057,901.56 = 35,172,989.98 : x
  2. Step 2: Convert to fraction form
    61,635,163.10/85,057,901.56 = 35,172,989.98/x
  3. Step 3: Cross multiply
    61,635,163.10x = 85,057,901.56 × 35,172,989.98
  4. Step 4: Simplify right side
    61,635,163.10x = 2,991,740,719,289,706
  5. Step 5: Solve for x
    x = 2,991,740,719,289,706/61,635,163.10
  6. Step 6: Final answer
    x = 48,539,511.68

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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.