Home / 22,176,419.20-33,264,628.80-21,877,820.80

Finding the Fourth Proportional to 22,176,419.20, 33,264,628.80 and 21,877,820.80

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Solution

The fourth proportional to 22,176,419.20, 33,264,628.80 and 21,877,820.80 is: 32,816,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,419.20 : 33,264,628.80 = 21,877,820.80 : x
  2. Step 2: Convert to fraction form
    22,176,419.20/33,264,628.80 = 21,877,820.80/x
  3. Step 3: Cross multiply
    22,176,419.20x = 33,264,628.80 × 21,877,820.80
  4. Step 4: Simplify right side
    22,176,419.20x = 727,757,587,864,919.12
  5. Step 5: Solve for x
    x = 727,757,587,864,919.12/22,176,419.20
  6. Step 6: Final answer
    x = 32,816,731.20

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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.