Home / 18,005,667.18-26,994,919.50-5,867,885.22

Finding the Fourth Proportional to 18,005,667.18, 26,994,919.50 and 5,867,885.22

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Solution

The fourth proportional to 18,005,667.18, 26,994,919.50 and 5,867,885.22 is: 8,797,401.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,667.18 : 26,994,919.50 = 5,867,885.22 : x
  2. Step 2: Convert to fraction form
    18,005,667.18/26,994,919.50 = 5,867,885.22/x
  3. Step 3: Cross multiply
    18,005,667.18x = 26,994,919.50 × 5,867,885.22
  4. Step 4: Simplify right side
    18,005,667.18x = 158,403,089,149,139.78
  5. Step 5: Solve for x
    x = 158,403,089,149,139.78/18,005,667.18
  6. Step 6: Final answer
    x = 8,797,401.82

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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.