Home / 37,468,998.28-51,706,543.62-21,171,124.36

Finding the Fourth Proportional to 37,468,998.28, 51,706,543.62 and 21,171,124.36

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Solution

The fourth proportional to 37,468,998.28, 51,706,543.62 and 21,171,124.36 is: 29,215,770.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,468,998.28 : 51,706,543.62 = 21,171,124.36 : x
  2. Step 2: Convert to fraction form
    37,468,998.28/51,706,543.62 = 21,171,124.36/x
  3. Step 3: Cross multiply
    37,468,998.28x = 51,706,543.62 × 21,171,124.36
  4. Step 4: Simplify right side
    37,468,998.28x = 1,094,685,665,204,784.50
  5. Step 5: Solve for x
    x = 1,094,685,665,204,784.50/37,468,998.28
  6. Step 6: Final answer
    x = 29,215,770.78

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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.