Home / 5,443,553.60-8,168,440.80-2,080,174.40

Finding the Fourth Proportional to 5,443,553.60, 8,168,440.80 and 2,080,174.40

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Solution

The fourth proportional to 5,443,553.60, 8,168,440.80 and 2,080,174.40 is: 3,121,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,553.60 : 8,168,440.80 = 2,080,174.40 : x
  2. Step 2: Convert to fraction form
    5,443,553.60/8,168,440.80 = 2,080,174.40/x
  3. Step 3: Cross multiply
    5,443,553.60x = 8,168,440.80 × 2,080,174.40
  4. Step 4: Simplify right side
    5,443,553.60x = 16,991,781,440,075.52
  5. Step 5: Solve for x
    x = 16,991,781,440,075.52/5,443,553.60
  6. Step 6: Final answer
    x = 3,121,450.19

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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.