Home / 10,365,561.74-15,548,342.61-5,313,650.06

Finding the Fourth Proportional to 10,365,561.74, 15,548,342.61 and 5,313,650.06

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Solution

The fourth proportional to 10,365,561.74, 15,548,342.61 and 5,313,650.06 is: 7,970,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,561.74 : 15,548,342.61 = 5,313,650.06 : x
  2. Step 2: Convert to fraction form
    10,365,561.74/15,548,342.61 = 5,313,650.06/x
  3. Step 3: Cross multiply
    10,365,561.74x = 15,548,342.61 × 5,313,650.06
  4. Step 4: Simplify right side
    10,365,561.74x = 82,618,451,642,527.05
  5. Step 5: Solve for x
    x = 82,618,451,642,527.05/10,365,561.74
  6. Step 6: Final answer
    x = 7,970,475.09

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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.