Home / 16,179,982.40-24,238,480.80-8,978,628.80

Finding the Fourth Proportional to 16,179,982.40, 24,238,480.80 and 8,978,628.80

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Solution

The fourth proportional to 16,179,982.40, 24,238,480.80 and 8,978,628.80 is: 13,450,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179,982.40 : 24,238,480.80 = 8,978,628.80 : x
  2. Step 2: Convert to fraction form
    16,179,982.40/24,238,480.80 = 8,978,628.80/x
  3. Step 3: Cross multiply
    16,179,982.40x = 24,238,480.80 × 8,978,628.80
  4. Step 4: Simplify right side
    16,179,982.40x = 217,628,321,779,127.06
  5. Step 5: Solve for x
    x = 217,628,321,779,127.06/16,179,982.40
  6. Step 6: Final answer
    x = 13,450,467.15

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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.