Home / 5,571,708.12-7,686,127.26-3,639,099.96

Finding the Fourth Proportional to 5,571,708.12, 7,686,127.26 and 3,639,099.96

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Solution

The fourth proportional to 5,571,708.12, 7,686,127.26 and 3,639,099.96 is: 5,020,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,708.12 : 7,686,127.26 = 3,639,099.96 : x
  2. Step 2: Convert to fraction form
    5,571,708.12/7,686,127.26 = 3,639,099.96/x
  3. Step 3: Cross multiply
    5,571,708.12x = 7,686,127.26 × 3,639,099.96
  4. Step 4: Simplify right side
    5,571,708.12x = 27,970,585,404,420.91
  5. Step 5: Solve for x
    x = 27,970,585,404,420.91/5,571,708.12
  6. Step 6: Final answer
    x = 5,020,109.60

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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.