Home / 5,387,119.56-7,434,381.99-2,939,888.22

Finding the Fourth Proportional to 5,387,119.56, 7,434,381.99 and 2,939,888.22

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Solution

The fourth proportional to 5,387,119.56, 7,434,381.99 and 2,939,888.22 is: 4,057,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,119.56 : 7,434,381.99 = 2,939,888.22 : x
  2. Step 2: Convert to fraction form
    5,387,119.56/7,434,381.99 = 2,939,888.22/x
  3. Step 3: Cross multiply
    5,387,119.56x = 7,434,381.99 × 2,939,888.22
  4. Step 4: Simplify right side
    5,387,119.56x = 21,856,252,035,381.16
  5. Step 5: Solve for x
    x = 21,856,252,035,381.16/5,387,119.56
  6. Step 6: Final answer
    x = 4,057,131.42

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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.