Home / 31,131,664.40-46,697,496.60-16,782,757.40

Finding the Fourth Proportional to 31,131,664.40, 46,697,496.60 and 16,782,757.40

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Solution

The fourth proportional to 31,131,664.40, 46,697,496.60 and 16,782,757.40 is: 25,174,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131,664.40 : 46,697,496.60 = 16,782,757.40 : x
  2. Step 2: Convert to fraction form
    31,131,664.40/46,697,496.60 = 16,782,757.40/x
  3. Step 3: Cross multiply
    31,131,664.40x = 46,697,496.60 × 16,782,757.40
  4. Step 4: Simplify right side
    31,131,664.40x = 783,712,756,625,124.75
  5. Step 5: Solve for x
    x = 783,712,756,625,124.75/31,131,664.40
  6. Step 6: Final answer
    x = 25,174,136.10

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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.