Home / 9,721,055.62-13,414,976.71-5,370,050.57

Finding the Fourth Proportional to 9,721,055.62, 13,414,976.71 and 5,370,050.57

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Solution

The fourth proportional to 9,721,055.62, 13,414,976.71 and 5,370,050.57 is: 7,410,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,055.62 : 13,414,976.71 = 5,370,050.57 : x
  2. Step 2: Convert to fraction form
    9,721,055.62/13,414,976.71 = 5,370,050.57/x
  3. Step 3: Cross multiply
    9,721,055.62x = 13,414,976.71 × 5,370,050.57
  4. Step 4: Simplify right side
    9,721,055.62x = 72,039,103,247,572.22
  5. Step 5: Solve for x
    x = 72,039,103,247,572.22/9,721,055.62
  6. Step 6: Final answer
    x = 7,410,625.56

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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.