Home / 37,972,990.62-52,402,978.67-20,569,335.84

Finding the Fourth Proportional to 37,972,990.62, 52,402,978.67 and 20,569,335.84

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Solution

The fourth proportional to 37,972,990.62, 52,402,978.67 and 20,569,335.84 is: 28,385,819.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,990.62 : 52,402,978.67 = 20,569,335.84 : x
  2. Step 2: Convert to fraction form
    37,972,990.62/52,402,978.67 = 20,569,335.84/x
  3. Step 3: Cross multiply
    37,972,990.62x = 52,402,978.67 × 20,569,335.84
  4. Step 4: Simplify right side
    37,972,990.62x = 1,077,894,467,176,739.88
  5. Step 5: Solve for x
    x = 1,077,894,467,176,739.88/37,972,990.62
  6. Step 6: Final answer
    x = 28,385,819.75

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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.