Home / 12,028,257.72-18,057,783.18-10,333,245.24

Finding the Fourth Proportional to 12,028,257.72, 18,057,783.18 and 10,333,245.24

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Solution

The fourth proportional to 12,028,257.72, 18,057,783.18 and 10,333,245.24 is: 15,513,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,257.72 : 18,057,783.18 = 10,333,245.24 : x
  2. Step 2: Convert to fraction form
    12,028,257.72/18,057,783.18 = 10,333,245.24/x
  3. Step 3: Cross multiply
    12,028,257.72x = 18,057,783.18 × 10,333,245.24
  4. Step 4: Simplify right side
    12,028,257.72x = 186,595,502,089,687.06
  5. Step 5: Solve for x
    x = 186,595,502,089,687.06/12,028,257.72
  6. Step 6: Final answer
    x = 15,513,094.78

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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.