Home / 21,504,048.20-32,256,072.30-18,704,688.20

Finding the Fourth Proportional to 21,504,048.20, 32,256,072.30 and 18,704,688.20

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Solution

The fourth proportional to 21,504,048.20, 32,256,072.30 and 18,704,688.20 is: 28,057,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,048.20 : 32,256,072.30 = 18,704,688.20 : x
  2. Step 2: Convert to fraction form
    21,504,048.20/32,256,072.30 = 18,704,688.20/x
  3. Step 3: Cross multiply
    21,504,048.20x = 32,256,072.30 × 18,704,688.20
  4. Step 4: Simplify right side
    21,504,048.20x = 603,339,774,928,156.88
  5. Step 5: Solve for x
    x = 603,339,774,928,156.88/21,504,048.20
  6. Step 6: Final answer
    x = 28,057,032.30

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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.