Home / 10,198,729.12-15,294,528.82-3,008,354.24

Finding the Fourth Proportional to 10,198,729.12, 15,294,528.82 and 3,008,354.24

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Solution

The fourth proportional to 10,198,729.12, 15,294,528.82 and 3,008,354.24 is: 4,511,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,729.12 : 15,294,528.82 = 3,008,354.24 : x
  2. Step 2: Convert to fraction form
    10,198,729.12/15,294,528.82 = 3,008,354.24/x
  3. Step 3: Cross multiply
    10,198,729.12x = 15,294,528.82 × 3,008,354.24
  4. Step 4: Simplify right side
    10,198,729.12x = 46,011,360,624,449.20
  5. Step 5: Solve for x
    x = 46,011,360,624,449.20/10,198,729.12
  6. Step 6: Final answer
    x = 4,511,479.82

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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.