Home / 18,043,854.20-27,065,781.30-4,580,682.20

Finding the Fourth Proportional to 18,043,854.20, 27,065,781.30 and 4,580,682.20

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Solution

The fourth proportional to 18,043,854.20, 27,065,781.30 and 4,580,682.20 is: 6,871,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043,854.20 : 27,065,781.30 = 4,580,682.20 : x
  2. Step 2: Convert to fraction form
    18,043,854.20/27,065,781.30 = 4,580,682.20/x
  3. Step 3: Cross multiply
    18,043,854.20x = 27,065,781.30 × 4,580,682.20
  4. Step 4: Simplify right side
    18,043,854.20x = 123,979,742,630,002.88
  5. Step 5: Solve for x
    x = 123,979,742,630,002.88/18,043,854.20
  6. Step 6: Final answer
    x = 6,871,023.30

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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.