Home / 5,446,455.20-8,170,849.20-1,660,320.80

Finding the Fourth Proportional to 5,446,455.20, 8,170,849.20 and 1,660,320.80

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Solution

The fourth proportional to 5,446,455.20, 8,170,849.20 and 1,660,320.80 is: 2,490,836.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446,455.20 : 8,170,849.20 = 1,660,320.80 : x
  2. Step 2: Convert to fraction form
    5,446,455.20/8,170,849.20 = 1,660,320.80/x
  3. Step 3: Cross multiply
    5,446,455.20x = 8,170,849.20 × 1,660,320.80
  4. Step 4: Simplify right side
    5,446,455.20x = 13,566,230,880,423.36
  5. Step 5: Solve for x
    x = 13,566,230,880,423.36/5,446,455.20
  6. Step 6: Final answer
    x = 2,490,836.77

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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.