Home / 5,775,526.81-7,970,320.98-3,161,986.78

Finding the Fourth Proportional to 5,775,526.81, 7,970,320.98 and 3,161,986.78

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Solution

The fourth proportional to 5,775,526.81, 7,970,320.98 and 3,161,986.78 is: 4,363,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,526.81 : 7,970,320.98 = 3,161,986.78 : x
  2. Step 2: Convert to fraction form
    5,775,526.81/7,970,320.98 = 3,161,986.78/x
  3. Step 3: Cross multiply
    5,775,526.81x = 7,970,320.98 × 3,161,986.78
  4. Step 4: Simplify right side
    5,775,526.81x = 25,202,049,571,116.64
  5. Step 5: Solve for x
    x = 25,202,049,571,116.64/5,775,526.81
  6. Step 6: Final answer
    x = 4,363,593.21

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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.