Home / 10,299,186.72-15,450,224.04-3,109,905.36

Finding the Fourth Proportional to 10,299,186.72, 15,450,224.04 and 3,109,905.36

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Solution

The fourth proportional to 10,299,186.72, 15,450,224.04 and 3,109,905.36 is: 4,665,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299,186.72 : 15,450,224.04 = 3,109,905.36 : x
  2. Step 2: Convert to fraction form
    10,299,186.72/15,450,224.04 = 3,109,905.36/x
  3. Step 3: Cross multiply
    10,299,186.72x = 15,450,224.04 × 3,109,905.36
  4. Step 4: Simplify right side
    10,299,186.72x = 48,048,734,555,196.85
  5. Step 5: Solve for x
    x = 48,048,734,555,196.85/10,299,186.72
  6. Step 6: Final answer
    x = 4,665,294.05

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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.