Home / 4,788,002.20-7,182,003.30-2,996,411.80

Finding the Fourth Proportional to 4,788,002.20, 7,182,003.30 and 2,996,411.80

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Solution

The fourth proportional to 4,788,002.20, 7,182,003.30 and 2,996,411.80 is: 4,494,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,002.20 : 7,182,003.30 = 2,996,411.80 : x
  2. Step 2: Convert to fraction form
    4,788,002.20/7,182,003.30 = 2,996,411.80/x
  3. Step 3: Cross multiply
    4,788,002.20x = 7,182,003.30 × 2,996,411.80
  4. Step 4: Simplify right side
    4,788,002.20x = 21,520,239,435,758.94
  5. Step 5: Solve for x
    x = 21,520,239,435,758.94/4,788,002.20
  6. Step 6: Final answer
    x = 4,494,617.70

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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.