Home / 21,387,767.20-32,081,650.80-16,610,192.80

Finding the Fourth Proportional to 21,387,767.20, 32,081,650.80 and 16,610,192.80

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Solution

The fourth proportional to 21,387,767.20, 32,081,650.80 and 16,610,192.80 is: 24,915,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,767.20 : 32,081,650.80 = 16,610,192.80 : x
  2. Step 2: Convert to fraction form
    21,387,767.20/32,081,650.80 = 16,610,192.80/x
  3. Step 3: Cross multiply
    21,387,767.20x = 32,081,650.80 × 16,610,192.80
  4. Step 4: Simplify right side
    21,387,767.20x = 532,882,405,130,274.25
  5. Step 5: Solve for x
    x = 532,882,405,130,274.25/21,387,767.20
  6. Step 6: Final answer
    x = 24,915,289.20

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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.