Home / 67,024,908.10-100,537,367.62-21,586,702.60

Finding the Fourth Proportional to 67,024,908.10, 100,537,367.62 and 21,586,702.60

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Solution

The fourth proportional to 67,024,908.10, 100,537,367.62 and 21,586,702.60 is: 32,380,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,024,908.10 : 100,537,367.62 = 21,586,702.60 : x
  2. Step 2: Convert to fraction form
    67,024,908.10/100,537,367.62 = 21,586,702.60/x
  3. Step 3: Cross multiply
    67,024,908.10x = 100,537,367.62 × 21,586,702.60
  4. Step 4: Simplify right side
    67,024,908.10x = 2,170,270,254,694,499.75
  5. Step 5: Solve for x
    x = 2,170,270,254,694,499.75/67,024,908.10
  6. Step 6: Final answer
    x = 32,380,055.66

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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.