Home / 20,270,791.35-30,408,118.07-5,697,673.11

Finding the Fourth Proportional to 20,270,791.35, 30,408,118.07 and 5,697,673.11

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Solution

The fourth proportional to 20,270,791.35, 30,408,118.07 and 5,697,673.11 is: 8,547,052.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,270,791.35 : 30,408,118.07 = 5,697,673.11 : x
  2. Step 2: Convert to fraction form
    20,270,791.35/30,408,118.07 = 5,697,673.11/x
  3. Step 3: Cross multiply
    20,270,791.35x = 30,408,118.07 × 5,697,673.11
  4. Step 4: Simplify right side
    20,270,791.35x = 173,255,516,624,655.75
  5. Step 5: Solve for x
    x = 173,255,516,624,655.75/20,270,791.35
  6. Step 6: Final answer
    x = 8,547,052.44

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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.