Home / 40,796,439-61,201,305.50-12,045,480.90

Finding the Fourth Proportional to 40,796,439, 61,201,305.50 and 12,045,480.90

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Solution

The fourth proportional to 40,796,439, 61,201,305.50 and 12,045,480.90 is: 18,070,183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,796,439 : 61,201,305.50 = 12,045,480.90 : x
  2. Step 2: Convert to fraction form
    40,796,439/61,201,305.50 = 12,045,480.90/x
  3. Step 3: Cross multiply
    40,796,439x = 61,201,305.50 × 12,045,480.90
  4. Step 4: Simplify right side
    40,796,439x = 737,199,156,395,087.50
  5. Step 5: Solve for x
    x = 737,199,156,395,087.50/40,796,439
  6. Step 6: Final answer
    x = 18,070,183.93

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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.