Home / 21,552,443.20-32,328,664.80-19,214,102.80

Finding the Fourth Proportional to 21,552,443.20, 32,328,664.80 and 19,214,102.80

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Solution

The fourth proportional to 21,552,443.20, 32,328,664.80 and 19,214,102.80 is: 28,821,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,443.20 : 32,328,664.80 = 19,214,102.80 : x
  2. Step 2: Convert to fraction form
    21,552,443.20/32,328,664.80 = 19,214,102.80/x
  3. Step 3: Cross multiply
    21,552,443.20x = 32,328,664.80 × 19,214,102.80
  4. Step 4: Simplify right side
    21,552,443.20x = 621,166,288,853,941.50
  5. Step 5: Solve for x
    x = 621,166,288,853,941.50/21,552,443.20
  6. Step 6: Final answer
    x = 28,821,154.20

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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.