Home / 10,230,069.20-15,351,008.70-3,840,967.40

Finding the Fourth Proportional to 10,230,069.20, 15,351,008.70 and 3,840,967.40

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Solution

The fourth proportional to 10,230,069.20, 15,351,008.70 and 3,840,967.40 is: 5,763,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230,069.20 : 15,351,008.70 = 3,840,967.40 : x
  2. Step 2: Convert to fraction form
    10,230,069.20/15,351,008.70 = 3,840,967.40/x
  3. Step 3: Cross multiply
    10,230,069.20x = 15,351,008.70 × 3,840,967.40
  4. Step 4: Simplify right side
    10,230,069.20x = 58,962,723,973,816.38
  5. Step 5: Solve for x
    x = 58,962,723,973,816.38/10,230,069.20
  6. Step 6: Final answer
    x = 5,763,668.15

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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.