Home / 18,184,401.30-27,280,538.55-5,406,197.70

Finding the Fourth Proportional to 18,184,401.30, 27,280,538.55 and 5,406,197.70

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Solution

The fourth proportional to 18,184,401.30, 27,280,538.55 and 5,406,197.70 is: 8,110,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184,401.30 : 27,280,538.55 = 5,406,197.70 : x
  2. Step 2: Convert to fraction form
    18,184,401.30/27,280,538.55 = 5,406,197.70/x
  3. Step 3: Cross multiply
    18,184,401.30x = 27,280,538.55 × 5,406,197.70
  4. Step 4: Simplify right side
    18,184,401.30x = 147,483,984,763,771.34
  5. Step 5: Solve for x
    x = 147,483,984,763,771.34/18,184,401.30
  6. Step 6: Final answer
    x = 8,110,466.90

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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.