Home / 7,948,101.04-11,914,953.09-5,520,400.63

Finding the Fourth Proportional to 7,948,101.04, 11,914,953.09 and 5,520,400.63

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Solution

The fourth proportional to 7,948,101.04, 11,914,953.09 and 5,520,400.63 is: 8,275,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948,101.04 : 11,914,953.09 = 5,520,400.63 : x
  2. Step 2: Convert to fraction form
    7,948,101.04/11,914,953.09 = 5,520,400.63/x
  3. Step 3: Cross multiply
    7,948,101.04x = 11,914,953.09 × 5,520,400.63
  4. Step 4: Simplify right side
    7,948,101.04x = 65,775,314,544,456.45
  5. Step 5: Solve for x
    x = 65,775,314,544,456.45/7,948,101.04
  6. Step 6: Final answer
    x = 8,275,601.21

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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.