Home / 32,190,315.76-44,414,859.96-20,425,294.48

Finding the Fourth Proportional to 32,190,315.76, 44,414,859.96 and 20,425,294.48

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Solution

The fourth proportional to 32,190,315.76, 44,414,859.96 and 20,425,294.48 is: 28,181,972.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190,315.76 : 44,414,859.96 = 20,425,294.48 : x
  2. Step 2: Convert to fraction form
    32,190,315.76/44,414,859.96 = 20,425,294.48/x
  3. Step 3: Cross multiply
    32,190,315.76x = 44,414,859.96 × 20,425,294.48
  4. Step 4: Simplify right side
    32,190,315.76x = 907,186,593,970,961
  5. Step 5: Solve for x
    x = 907,186,593,970,961/32,190,315.76
  6. Step 6: Final answer
    x = 28,181,972.51

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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.