Home / 19,397,189.16-29,095,783.74-8,611,954.92

Finding the Fourth Proportional to 19,397,189.16, 29,095,783.74 and 8,611,954.92

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Solution

The fourth proportional to 19,397,189.16, 29,095,783.74 and 8,611,954.92 is: 12,917,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397,189.16 : 29,095,783.74 = 8,611,954.92 : x
  2. Step 2: Convert to fraction form
    19,397,189.16/29,095,783.74 = 8,611,954.92/x
  3. Step 3: Cross multiply
    19,397,189.16x = 29,095,783.74 × 8,611,954.92
  4. Step 4: Simplify right side
    19,397,189.16x = 250,571,577,930,949
  5. Step 5: Solve for x
    x = 250,571,577,930,949/19,397,189.16
  6. Step 6: Final answer
    x = 12,917,932.38

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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.