Home / 7,971,621.84-11,959,331.04-2,580,273.36

Finding the Fourth Proportional to 7,971,621.84, 11,959,331.04 and 2,580,273.36

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Solution

The fourth proportional to 7,971,621.84, 11,959,331.04 and 2,580,273.36 is: 3,871,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,621.84 : 11,959,331.04 = 2,580,273.36 : x
  2. Step 2: Convert to fraction form
    7,971,621.84/11,959,331.04 = 2,580,273.36/x
  3. Step 3: Cross multiply
    7,971,621.84x = 11,959,331.04 × 2,580,273.36
  4. Step 4: Simplify right side
    7,971,621.84x = 30,858,343,285,933.09
  5. Step 5: Solve for x
    x = 30,858,343,285,933.09/7,971,621.84
  6. Step 6: Final answer
    x = 3,871,024.48

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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.