Home / 9,147,051.92-12,622,949.88-5,017,116.80

Finding the Fourth Proportional to 9,147,051.92, 12,622,949.88 and 5,017,116.80

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Solution

The fourth proportional to 9,147,051.92, 12,622,949.88 and 5,017,116.80 is: 6,923,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,051.92 : 12,622,949.88 = 5,017,116.80 : x
  2. Step 2: Convert to fraction form
    9,147,051.92/12,622,949.88 = 5,017,116.80/x
  3. Step 3: Cross multiply
    9,147,051.92x = 12,622,949.88 × 5,017,116.80
  4. Step 4: Simplify right side
    9,147,051.92x = 63,330,813,908,505.98
  5. Step 5: Solve for x
    x = 63,330,813,908,505.98/9,147,051.92
  6. Step 6: Final answer
    x = 6,923,631.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.