Home / 19,368,136.40-29,052,204.60-9,290,440.40

Finding the Fourth Proportional to 19,368,136.40, 29,052,204.60 and 9,290,440.40

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Solution

The fourth proportional to 19,368,136.40, 29,052,204.60 and 9,290,440.40 is: 13,935,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368,136.40 : 29,052,204.60 = 9,290,440.40 : x
  2. Step 2: Convert to fraction form
    19,368,136.40/29,052,204.60 = 9,290,440.40/x
  3. Step 3: Cross multiply
    19,368,136.40x = 29,052,204.60 × 9,290,440.40
  4. Step 4: Simplify right side
    19,368,136.40x = 269,907,775,324,905.88
  5. Step 5: Solve for x
    x = 269,907,775,324,905.88/19,368,136.40
  6. Step 6: Final answer
    x = 13,935,660.60

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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.