Home / 8,117,816.98-12,175,203.08-4,073,218.82

Finding the Fourth Proportional to 8,117,816.98, 12,175,203.08 and 4,073,218.82

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Solution

The fourth proportional to 8,117,816.98, 12,175,203.08 and 4,073,218.82 is: 6,109,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117,816.98 : 12,175,203.08 = 4,073,218.82 : x
  2. Step 2: Convert to fraction form
    8,117,816.98/12,175,203.08 = 4,073,218.82/x
  3. Step 3: Cross multiply
    8,117,816.98x = 12,175,203.08 × 4,073,218.82
  4. Step 4: Simplify right side
    8,117,816.98x = 49,592,266,322,777.96
  5. Step 5: Solve for x
    x = 49,592,266,322,777.96/8,117,816.98
  6. Step 6: Final answer
    x = 6,109,064.35

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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.