Home / 30,530,308.24-45,795,229.08-7,811,169.04

Finding the Fourth Proportional to 30,530,308.24, 45,795,229.08 and 7,811,169.04

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Solution

The fourth proportional to 30,530,308.24, 45,795,229.08 and 7,811,169.04 is: 11,716,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,530,308.24 : 45,795,229.08 = 7,811,169.04 : x
  2. Step 2: Convert to fraction form
    30,530,308.24/45,795,229.08 = 7,811,169.04/x
  3. Step 3: Cross multiply
    30,530,308.24x = 45,795,229.08 × 7,811,169.04
  4. Step 4: Simplify right side
    30,530,308.24x = 357,714,275,569,403.69
  5. Step 5: Solve for x
    x = 357,714,275,569,403.69/30,530,308.24
  6. Step 6: Final answer
    x = 11,716,693.88

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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.