Home / 29,555,611.39-40,786,500.20-16,144,287.77

Finding the Fourth Proportional to 29,555,611.39, 40,786,500.20 and 16,144,287.77

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Solution

The fourth proportional to 29,555,611.39, 40,786,500.20 and 16,144,287.77 is: 22,278,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555,611.39 : 40,786,500.20 = 16,144,287.77 : x
  2. Step 2: Convert to fraction form
    29,555,611.39/40,786,500.20 = 16,144,287.77/x
  3. Step 3: Cross multiply
    29,555,611.39x = 40,786,500.20 × 16,144,287.77
  4. Step 4: Simplify right side
    29,555,611.39x = 658,468,996,379,985.50
  5. Step 5: Solve for x
    x = 658,468,996,379,985.50/29,555,611.39
  6. Step 6: Final answer
    x = 22,278,984.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.