Home / 7,145,713.49-10,712,544.77-3,099,153.56

Finding the Fourth Proportional to 7,145,713.49, 10,712,544.77 and 3,099,153.56

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Solution

The fourth proportional to 7,145,713.49, 10,712,544.77 and 3,099,153.56 is: 4,646,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,713.49 : 10,712,544.77 = 3,099,153.56 : x
  2. Step 2: Convert to fraction form
    7,145,713.49/10,712,544.77 = 3,099,153.56/x
  3. Step 3: Cross multiply
    7,145,713.49x = 10,712,544.77 × 3,099,153.56
  4. Step 4: Simplify right side
    7,145,713.49x = 33,199,821,214,790.05
  5. Step 5: Solve for x
    x = 33,199,821,214,790.05/7,145,713.49
  6. Step 6: Final answer
    x = 4,646,117.04

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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.