Home / 19,192,145.94-28,793,261.16-6,897,350.75

Finding the Fourth Proportional to 19,192,145.94, 28,793,261.16 and 6,897,350.75

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Solution

The fourth proportional to 19,192,145.94, 28,793,261.16 and 6,897,350.75 is: 10,347,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192,145.94 : 28,793,261.16 = 6,897,350.75 : x
  2. Step 2: Convert to fraction form
    19,192,145.94/28,793,261.16 = 6,897,350.75/x
  3. Step 3: Cross multiply
    19,192,145.94x = 28,793,261.16 × 6,897,350.75
  4. Step 4: Simplify right side
    19,192,145.94x = 198,597,221,312,905.56
  5. Step 5: Solve for x
    x = 198,597,221,312,905.56/19,192,145.94
  6. Step 6: Final answer
    x = 10,347,838.22

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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.