Home / 21,984,735.96-30,342,574.08-12,198,332.97

Finding the Fourth Proportional to 21,984,735.96, 30,342,574.08 and 12,198,332.97

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Solution

The fourth proportional to 21,984,735.96, 30,342,574.08 and 12,198,332.97 is: 16,835,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,735.96 : 30,342,574.08 = 12,198,332.97 : x
  2. Step 2: Convert to fraction form
    21,984,735.96/30,342,574.08 = 12,198,332.97/x
  3. Step 3: Cross multiply
    21,984,735.96x = 30,342,574.08 × 12,198,332.97
  4. Step 4: Simplify right side
    21,984,735.96x = 370,128,821,794,731.44
  5. Step 5: Solve for x
    x = 370,128,821,794,731.44/21,984,735.96
  6. Step 6: Final answer
    x = 16,835,718.31

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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.