Home / 67,576,281.08-101,373,843.26-20,893,577.87

Finding the Fourth Proportional to 67,576,281.08, 101,373,843.26 and 20,893,577.87

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Solution

The fourth proportional to 67,576,281.08, 101,373,843.26 and 20,893,577.87 is: 31,343,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,576,281.08 : 101,373,843.26 = 20,893,577.87 : x
  2. Step 2: Convert to fraction form
    67,576,281.08/101,373,843.26 = 20,893,577.87/x
  3. Step 3: Cross multiply
    67,576,281.08x = 101,373,843.26 × 20,893,577.87
  4. Step 4: Simplify right side
    67,576,281.08x = 2,118,062,288,439,653.25
  5. Step 5: Solve for x
    x = 2,118,062,288,439,653.25/67,576,281.08
  6. Step 6: Final answer
    x = 31,343,279.84

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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.