Home / 72,063,024.21-108,072,180.06-25,998,904.98

Finding the Fourth Proportional to 72,063,024.21, 108,072,180.06 and 25,998,904.98

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Solution

The fourth proportional to 72,063,024.21, 108,072,180.06 and 25,998,904.98 is: 38,990,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,063,024.21 : 108,072,180.06 = 25,998,904.98 : x
  2. Step 2: Convert to fraction form
    72,063,024.21/108,072,180.06 = 25,998,904.98/x
  3. Step 3: Cross multiply
    72,063,024.21x = 108,072,180.06 × 25,998,904.98
  4. Step 4: Simplify right side
    72,063,024.21x = 2,809,758,340,361,391
  5. Step 5: Solve for x
    x = 2,809,758,340,361,391/72,063,024.21
  6. Step 6: Final answer
    x = 38,990,291.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.