Home / 72,063,024.72-108,072,180.80-25,998,905.48

Finding the Fourth Proportional to 72,063,024.72, 108,072,180.80 and 25,998,905.48

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Solution

The fourth proportional to 72,063,024.72, 108,072,180.80 and 25,998,905.48 is: 38,990,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,063,024.72 : 108,072,180.80 = 25,998,905.48 : x
  2. Step 2: Convert to fraction form
    72,063,024.72/108,072,180.80 = 25,998,905.48/x
  3. Step 3: Cross multiply
    72,063,024.72x = 108,072,180.80 × 25,998,905.48
  4. Step 4: Simplify right side
    72,063,024.72x = 2,809,758,413,636,671
  5. Step 5: Solve for x
    x = 2,809,758,413,636,671/72,063,024.72
  6. Step 6: Final answer
    x = 38,990,292.52

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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.