Home / 14,179,233.56-19,567,242.78-7,740,705.56

Finding the Fourth Proportional to 14,179,233.56, 19,567,242.78 and 7,740,705.56

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Solution

The fourth proportional to 14,179,233.56, 19,567,242.78 and 7,740,705.56 is: 10,682,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179,233.56 : 19,567,242.78 = 7,740,705.56 : x
  2. Step 2: Convert to fraction form
    14,179,233.56/19,567,242.78 = 7,740,705.56/x
  3. Step 3: Cross multiply
    14,179,233.56x = 19,567,242.78 × 7,740,705.56
  4. Step 4: Simplify right side
    14,179,233.56x = 151,464,264,981,015.84
  5. Step 5: Solve for x
    x = 151,464,264,981,015.84/14,179,233.56
  6. Step 6: Final answer
    x = 10,682,119.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.