Home / 27,785,220.80-41,663,834.40-16,429,150.40

Finding the Fourth Proportional to 27,785,220.80, 41,663,834.40 and 16,429,150.40

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Solution

The fourth proportional to 27,785,220.80, 41,663,834.40 and 16,429,150.40 is: 24,635,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,785,220.80 : 41,663,834.40 = 16,429,150.40 : x
  2. Step 2: Convert to fraction form
    27,785,220.80/41,663,834.40 = 16,429,150.40/x
  3. Step 3: Cross multiply
    27,785,220.80x = 41,663,834.40 × 16,429,150.40
  4. Step 4: Simplify right side
    27,785,220.80x = 684,501,401,598,293.75
  5. Step 5: Solve for x
    x = 684,501,401,598,293.75/27,785,220.80
  6. Step 6: Final answer
    x = 24,635,449.42

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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.