Home / 6,191,983.90-9,280,102.65-2,990,215.90

Finding the Fourth Proportional to 6,191,983.90, 9,280,102.65 and 2,990,215.90

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Solution

The fourth proportional to 6,191,983.90, 9,280,102.65 and 2,990,215.90 is: 4,481,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,983.90 : 9,280,102.65 = 2,990,215.90 : x
  2. Step 2: Convert to fraction form
    6,191,983.90/9,280,102.65 = 2,990,215.90/x
  3. Step 3: Cross multiply
    6,191,983.90x = 9,280,102.65 × 2,990,215.90
  4. Step 4: Simplify right side
    6,191,983.90x = 27,749,510,497,662.14
  5. Step 5: Solve for x
    x = 27,749,510,497,662.14/6,191,983.90
  6. Step 6: Final answer
    x = 4,481,521.75

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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.