Home / 72,653,727.60-108,918,866.73-33,814,733.76

Finding the Fourth Proportional to 72,653,727.60, 108,918,866.73 and 33,814,733.76

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Solution

The fourth proportional to 72,653,727.60, 108,918,866.73 and 33,814,733.76 is: 50,693,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,653,727.60 : 108,918,866.73 = 33,814,733.76 : x
  2. Step 2: Convert to fraction form
    72,653,727.60/108,918,866.73 = 33,814,733.76/x
  3. Step 3: Cross multiply
    72,653,727.60x = 108,918,866.73 × 33,814,733.76
  4. Step 4: Simplify right side
    72,653,727.60x = 3,683,062,479,915,871.50
  5. Step 5: Solve for x
    x = 3,683,062,479,915,871.50/72,653,727.60
  6. Step 6: Final answer
    x = 50,693,372.54

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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.