Home / 7,401,839.10-11,121,421.05-4,707,455.10

Finding the Fourth Proportional to 7,401,839.10, 11,121,421.05 and 4,707,455.10

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Solution

The fourth proportional to 7,401,839.10, 11,121,421.05 and 4,707,455.10 is: 7,073,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,839.10 : 11,121,421.05 = 4,707,455.10 : x
  2. Step 2: Convert to fraction form
    7,401,839.10/11,121,421.05 = 4,707,455.10/x
  3. Step 3: Cross multiply
    7,401,839.10x = 11,121,421.05 × 4,707,455.10
  4. Step 4: Simplify right side
    7,401,839.10x = 52,353,590,241,069.85
  5. Step 5: Solve for x
    x = 52,353,590,241,069.85/7,401,839.10
  6. Step 6: Final answer
    x = 7,073,051.65

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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.