Home / 67,024,906.22-100,537,364.80-21,586,700.72

Finding the Fourth Proportional to 67,024,906.22, 100,537,364.80 and 21,586,700.72

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Solution

The fourth proportional to 67,024,906.22, 100,537,364.80 and 21,586,700.72 is: 32,380,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,024,906.22 : 100,537,364.80 = 21,586,700.72 : x
  2. Step 2: Convert to fraction form
    67,024,906.22/100,537,364.80 = 21,586,700.72/x
  3. Step 3: Cross multiply
    67,024,906.22x = 100,537,364.80 × 21,586,700.72
  4. Step 4: Simplify right side
    67,024,906.22x = 2,170,270,005,312,439.25
  5. Step 5: Solve for x
    x = 2,170,270,005,312,439.25/67,024,906.22
  6. Step 6: Final answer
    x = 32,380,052.84

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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.