Home / 9,911,518.65-14,881,872.36-5,543,216.43

Finding the Fourth Proportional to 9,911,518.65, 14,881,872.36 and 5,543,216.43

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Solution

The fourth proportional to 9,911,518.65, 14,881,872.36 and 5,543,216.43 is: 8,322,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911,518.65 : 14,881,872.36 = 5,543,216.43 : x
  2. Step 2: Convert to fraction form
    9,911,518.65/14,881,872.36 = 5,543,216.43/x
  3. Step 3: Cross multiply
    9,911,518.65x = 14,881,872.36 × 5,543,216.43
  4. Step 4: Simplify right side
    9,911,518.65x = 82,493,439,375,114.86
  5. Step 5: Solve for x
    x = 82,493,439,375,114.86/9,911,518.65
  6. Step 6: Final answer
    x = 8,322,986.85

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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.