Home / 16,789,232.80-25,183,849.20-13,430,000.80

Finding the Fourth Proportional to 16,789,232.80, 25,183,849.20 and 13,430,000.80

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Solution

The fourth proportional to 16,789,232.80, 25,183,849.20 and 13,430,000.80 is: 20,145,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,232.80 : 25,183,849.20 = 13,430,000.80 : x
  2. Step 2: Convert to fraction form
    16,789,232.80/25,183,849.20 = 13,430,000.80/x
  3. Step 3: Cross multiply
    16,789,232.80x = 25,183,849.20 × 13,430,000.80
  4. Step 4: Simplify right side
    16,789,232.80x = 338,219,114,903,079.38
  5. Step 5: Solve for x
    x = 338,219,114,903,079.38/16,789,232.80
  6. Step 6: Final answer
    x = 20,145,001.20

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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.