Home / 36,872,068.28-50,875,857.90-21,188,063.48

Finding the Fourth Proportional to 36,872,068.28, 50,875,857.90 and 21,188,063.48

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Solution

The fourth proportional to 36,872,068.28, 50,875,857.90 and 21,188,063.48 is: 29,235,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872,068.28 : 50,875,857.90 = 21,188,063.48 : x
  2. Step 2: Convert to fraction form
    36,872,068.28/50,875,857.90 = 21,188,063.48/x
  3. Step 3: Cross multiply
    36,872,068.28x = 50,875,857.90 × 21,188,063.48
  4. Step 4: Simplify right side
    36,872,068.28x = 1,077,960,906,784,659.50
  5. Step 5: Solve for x
    x = 1,077,960,906,784,659.50/36,872,068.28
  6. Step 6: Final answer
    x = 29,235,162.47

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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.