Home / 12,296,543.80-18,444,815.70-7,194,710.20

Finding the Fourth Proportional to 12,296,543.80, 18,444,815.70 and 7,194,710.20

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Solution

The fourth proportional to 12,296,543.80, 18,444,815.70 and 7,194,710.20 is: 10,792,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,543.80 : 18,444,815.70 = 7,194,710.20 : x
  2. Step 2: Convert to fraction form
    12,296,543.80/18,444,815.70 = 7,194,710.20/x
  3. Step 3: Cross multiply
    12,296,543.80x = 18,444,815.70 × 7,194,710.20
  4. Step 4: Simplify right side
    12,296,543.80x = 132,705,103,653,910.14
  5. Step 5: Solve for x
    x = 132,705,103,653,910.14/12,296,543.80
  6. Step 6: Final answer
    x = 10,792,065.30

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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.