Home / 5,181,811.88-7,762,308.35-2,580,279.03

Finding the Fourth Proportional to 5,181,811.88, 7,762,308.35 and 2,580,279.03

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Solution

The fourth proportional to 5,181,811.88, 7,762,308.35 and 2,580,279.03 is: 3,865,235.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,811.88 : 7,762,308.35 = 2,580,279.03 : x
  2. Step 2: Convert to fraction form
    5,181,811.88/7,762,308.35 = 2,580,279.03/x
  3. Step 3: Cross multiply
    5,181,811.88x = 7,762,308.35 × 2,580,279.03
  4. Step 4: Simplify right side
    5,181,811.88x = 20,028,921,446,997.50
  5. Step 5: Solve for x
    x = 20,028,921,446,997.50/5,181,811.88
  6. Step 6: Final answer
    x = 3,865,235.16

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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.