Home / 61,591,934.48-85,000,815.40-35,485,977.84

Finding the Fourth Proportional to 61,591,934.48, 85,000,815.40 and 35,485,977.84

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Solution

The fourth proportional to 61,591,934.48, 85,000,815.40 and 35,485,977.84 is: 48,972,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,591,934.48 : 85,000,815.40 = 35,485,977.84 : x
  2. Step 2: Convert to fraction form
    61,591,934.48/85,000,815.40 = 35,485,977.84/x
  3. Step 3: Cross multiply
    61,591,934.48x = 85,000,815.40 × 35,485,977.84
  4. Step 4: Simplify right side
    61,591,934.48x = 3,016,337,051,666,331.50
  5. Step 5: Solve for x
    x = 3,016,337,051,666,331.50/61,591,934.48
  6. Step 6: Final answer
    x = 48,972,922.79

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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.