Home / 26,816,648.80-40,245,968.40-12,441,497.80

Finding the Fourth Proportional to 26,816,648.80, 40,245,968.40 and 12,441,497.80

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Solution

The fourth proportional to 26,816,648.80, 40,245,968.40 and 12,441,497.80 is: 18,671,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816,648.80 : 40,245,968.40 = 12,441,497.80 : x
  2. Step 2: Convert to fraction form
    26,816,648.80/40,245,968.40 = 12,441,497.80/x
  3. Step 3: Cross multiply
    26,816,648.80x = 40,245,968.40 × 12,441,497.80
  4. Step 4: Simplify right side
    26,816,648.80x = 500,720,127,307,469.56
  5. Step 5: Solve for x
    x = 500,720,127,307,469.56/26,816,648.80
  6. Step 6: Final answer
    x = 18,671,987.36

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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.