Home / 22,457,977.20-33,623,980.20-21,828,121.20

Finding the Fourth Proportional to 22,457,977.20, 33,623,980.20 and 21,828,121.20

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Solution

The fourth proportional to 22,457,977.20, 33,623,980.20 and 21,828,121.20 is: 32,680,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457,977.20 : 33,623,980.20 = 21,828,121.20 : x
  2. Step 2: Convert to fraction form
    22,457,977.20/33,623,980.20 = 21,828,121.20/x
  3. Step 3: Cross multiply
    22,457,977.20x = 33,623,980.20 × 21,828,121.20
  4. Step 4: Simplify right side
    22,457,977.20x = 733,948,315,032,000.25
  5. Step 5: Solve for x
    x = 733,948,315,032,000.25/22,457,977.20
  6. Step 6: Final answer
    x = 32,680,962.69

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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.