Home / 32,687,739.92-45,111,129.72-18,003,403.28

Finding the Fourth Proportional to 32,687,739.92, 45,111,129.72 and 18,003,403.28

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Solution

The fourth proportional to 32,687,739.92, 45,111,129.72 and 18,003,403.28 is: 24,845,824.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,687,739.92 : 45,111,129.72 = 18,003,403.28 : x
  2. Step 2: Convert to fraction form
    32,687,739.92/45,111,129.72 = 18,003,403.28/x
  3. Step 3: Cross multiply
    32,687,739.92x = 45,111,129.72 × 18,003,403.28
  4. Step 4: Simplify right side
    32,687,739.92x = 812,153,860,765,553.50
  5. Step 5: Solve for x
    x = 812,153,860,765,553.50/32,687,739.92
  6. Step 6: Final answer
    x = 24,845,824.85

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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.