Home / 72,063,032.83-108,072,193.07-25,998,913.71

Finding the Fourth Proportional to 72,063,032.83, 108,072,193.07 and 25,998,913.71

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Solution

The fourth proportional to 72,063,032.83, 108,072,193.07 and 25,998,913.71 is: 38,990,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,063,032.83 : 108,072,193.07 = 25,998,913.71 : x
  2. Step 2: Convert to fraction form
    72,063,032.83/108,072,193.07 = 25,998,913.71/x
  3. Step 3: Cross multiply
    72,063,032.83x = 108,072,193.07 × 25,998,913.71
  4. Step 4: Simplify right side
    72,063,032.83x = 2,809,759,622,142,387.50
  5. Step 5: Solve for x
    x = 2,809,759,622,142,387.50/72,063,032.83
  6. Step 6: Final answer
    x = 38,990,304.90

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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.