Home / 51,136,982.40-76,752,712.80-25,596,321.60

Finding the Fourth Proportional to 51,136,982.40, 76,752,712.80 and 25,596,321.60

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Solution

The fourth proportional to 51,136,982.40, 76,752,712.80 and 25,596,321.60 is: 38,418,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,136,982.40 : 76,752,712.80 = 25,596,321.60 : x
  2. Step 2: Convert to fraction form
    51,136,982.40/76,752,712.80 = 25,596,321.60/x
  3. Step 3: Cross multiply
    51,136,982.40x = 76,752,712.80 × 25,596,321.60
  4. Step 4: Simplify right side
    51,136,982.40x = 1,964,587,120,501,236.50
  5. Step 5: Solve for x
    x = 1,964,587,120,501,236.50/51,136,982.40
  6. Step 6: Final answer
    x = 38,418,127.71

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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.