Home / 61,094,139.70-91,641,209.55-20,704,623.70

Finding the Fourth Proportional to 61,094,139.70, 91,641,209.55 and 20,704,623.70

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Solution

The fourth proportional to 61,094,139.70, 91,641,209.55 and 20,704,623.70 is: 31,056,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,094,139.70 : 91,641,209.55 = 20,704,623.70 : x
  2. Step 2: Convert to fraction form
    61,094,139.70/91,641,209.55 = 20,704,623.70/x
  3. Step 3: Cross multiply
    61,094,139.70x = 91,641,209.55 × 20,704,623.70
  4. Step 4: Simplify right side
    61,094,139.70x = 1,897,396,759,145,596.25
  5. Step 5: Solve for x
    x = 1,897,396,759,145,596.25/61,094,139.70
  6. Step 6: Final answer
    x = 31,056,935.55

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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.