Home / 11,961,808.80-17,946,860.40-5,235,050.40

Finding the Fourth Proportional to 11,961,808.80, 17,946,860.40 and 5,235,050.40

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Solution

The fourth proportional to 11,961,808.80, 17,946,860.40 and 5,235,050.40 is: 7,854,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961,808.80 : 17,946,860.40 = 5,235,050.40 : x
  2. Step 2: Convert to fraction form
    11,961,808.80/17,946,860.40 = 5,235,050.40/x
  3. Step 3: Cross multiply
    11,961,808.80x = 17,946,860.40 × 5,235,050.40
  4. Step 4: Simplify right side
    11,961,808.80x = 93,952,718,715,764.16
  5. Step 5: Solve for x
    x = 93,952,718,715,764.16/11,961,808.80
  6. Step 6: Final answer
    x = 7,854,390.61

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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.