Home / 31,131,666.90-46,697,500.35-16,782,759.90

Finding the Fourth Proportional to 31,131,666.90, 46,697,500.35 and 16,782,759.90

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Solution

The fourth proportional to 31,131,666.90, 46,697,500.35 and 16,782,759.90 is: 25,174,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131,666.90 : 46,697,500.35 = 16,782,759.90 : x
  2. Step 2: Convert to fraction form
    31,131,666.90/46,697,500.35 = 16,782,759.90/x
  3. Step 3: Cross multiply
    31,131,666.90x = 46,697,500.35 × 16,782,759.90
  4. Step 4: Simplify right side
    31,131,666.90x = 783,712,936,304,215.88
  5. Step 5: Solve for x
    x = 783,712,936,304,215.88/31,131,666.90
  6. Step 6: Final answer
    x = 25,174,139.85

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Similar ratio
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1.5x scale

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.