Home / 30,560,505.60-45,835,774.92-8,990,062.68

Finding the Fourth Proportional to 30,560,505.60, 45,835,774.92 and 8,990,062.68

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Solution

The fourth proportional to 30,560,505.60, 45,835,774.92 and 8,990,062.68 is: 13,483,628.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560,505.60 : 45,835,774.92 = 8,990,062.68 : x
  2. Step 2: Convert to fraction form
    30,560,505.60/45,835,774.92 = 8,990,062.68/x
  3. Step 3: Cross multiply
    30,560,505.60x = 45,835,774.92 × 8,990,062.68
  4. Step 4: Simplify right side
    30,560,505.60x = 412,066,489,517,172
  5. Step 5: Solve for x
    x = 412,066,489,517,172/30,560,505.60
  6. Step 6: Final answer
    x = 13,483,628.02

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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.