Home / 13,475,334.80-20,213,002.20-3,891,682.10

Finding the Fourth Proportional to 13,475,334.80, 20,213,002.20 and 3,891,682.10

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Solution

The fourth proportional to 13,475,334.80, 20,213,002.20 and 3,891,682.10 is: 5,837,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,334.80 : 20,213,002.20 = 3,891,682.10 : x
  2. Step 2: Convert to fraction form
    13,475,334.80/20,213,002.20 = 3,891,682.10/x
  3. Step 3: Cross multiply
    13,475,334.80x = 20,213,002.20 × 3,891,682.10
  4. Step 4: Simplify right side
    13,475,334.80x = 78,662,578,849,000.62
  5. Step 5: Solve for x
    x = 78,662,578,849,000.62/13,475,334.80
  6. Step 6: Final answer
    x = 5,837,523.15

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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.