Home / 12,028,254.72-18,057,778.68-10,333,242.24

Finding the Fourth Proportional to 12,028,254.72, 18,057,778.68 and 10,333,242.24

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Solution

The fourth proportional to 12,028,254.72, 18,057,778.68 and 10,333,242.24 is: 15,513,090.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,254.72 : 18,057,778.68 = 10,333,242.24 : x
  2. Step 2: Convert to fraction form
    12,028,254.72/18,057,778.68 = 10,333,242.24/x
  3. Step 3: Cross multiply
    12,028,254.72x = 18,057,778.68 × 10,333,242.24
  4. Step 4: Simplify right side
    12,028,254.72x = 186,595,401,416,747.44
  5. Step 5: Solve for x
    x = 186,595,401,416,747.44/12,028,254.72
  6. Step 6: Final answer
    x = 15,513,090.28

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1.5x scale

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.