Home / 22,019,920.80-33,029,881.20-9,265,336.80

Finding the Fourth Proportional to 22,019,920.80, 33,029,881.20 and 9,265,336.80

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Solution

The fourth proportional to 22,019,920.80, 33,029,881.20 and 9,265,336.80 is: 13,898,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019,920.80 : 33,029,881.20 = 9,265,336.80 : x
  2. Step 2: Convert to fraction form
    22,019,920.80/33,029,881.20 = 9,265,336.80/x
  3. Step 3: Cross multiply
    22,019,920.80x = 33,029,881.20 × 9,265,336.80
  4. Step 4: Simplify right side
    22,019,920.80x = 306,032,973,781,988.19
  5. Step 5: Solve for x
    x = 306,032,973,781,988.19/22,019,920.80
  6. Step 6: Final answer
    x = 13,898,005.20

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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.