Home / 7,151,304.21-10,728,275.81-2,359,324.77

Finding the Fourth Proportional to 7,151,304.21, 10,728,275.81 and 2,359,324.77

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Solution

The fourth proportional to 7,151,304.21, 10,728,275.81 and 2,359,324.77 is: 3,539,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,304.21 : 10,728,275.81 = 2,359,324.77 : x
  2. Step 2: Convert to fraction form
    7,151,304.21/10,728,275.81 = 2,359,324.77/x
  3. Step 3: Cross multiply
    7,151,304.21x = 10,728,275.81 × 2,359,324.77
  4. Step 4: Simplify right side
    7,151,304.21x = 25,311,486,846,128.19
  5. Step 5: Solve for x
    x = 25,311,486,846,128.19/7,151,304.21
  6. Step 6: Final answer
    x = 3,539,422.47

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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.