Home / 21,984,761.26-30,342,608.98-12,198,358.26

Finding the Fourth Proportional to 21,984,761.26, 30,342,608.98 and 12,198,358.26

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Solution

The fourth proportional to 21,984,761.26, 30,342,608.98 and 12,198,358.26 is: 16,835,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,761.26 : 30,342,608.98 = 12,198,358.26 : x
  2. Step 2: Convert to fraction form
    21,984,761.26/30,342,608.98 = 12,198,358.26/x
  3. Step 3: Cross multiply
    21,984,761.26x = 30,342,608.98 × 12,198,358.26
  4. Step 4: Simplify right side
    21,984,761.26x = 370,130,014,881,133.19
  5. Step 5: Solve for x
    x = 370,130,014,881,133.19/21,984,761.26
  6. Step 6: Final answer
    x = 16,835,753.21

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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.