Home / 67,037,009.20-100,555,513.80-26,647,493.20

Finding the Fourth Proportional to 67,037,009.20, 100,555,513.80 and 26,647,493.20

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Solution

The fourth proportional to 67,037,009.20, 100,555,513.80 and 26,647,493.20 is: 39,971,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,037,009.20 : 100,555,513.80 = 26,647,493.20 : x
  2. Step 2: Convert to fraction form
    67,037,009.20/100,555,513.80 = 26,647,493.20/x
  3. Step 3: Cross multiply
    67,037,009.20x = 100,555,513.80 × 26,647,493.20
  4. Step 4: Simplify right side
    67,037,009.20x = 2,679,552,370,208,006
  5. Step 5: Solve for x
    x = 2,679,552,370,208,006/67,037,009.20
  6. Step 6: Final answer
    x = 39,971,239.80

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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.