Home / 12,296,508.80-18,437,851.20-4,723,721.60

Finding the Fourth Proportional to 12,296,508.80, 18,437,851.20 and 4,723,721.60

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Solution

The fourth proportional to 12,296,508.80, 18,437,851.20 and 4,723,721.60 is: 7,082,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,508.80 : 18,437,851.20 = 4,723,721.60 : x
  2. Step 2: Convert to fraction form
    12,296,508.80/18,437,851.20 = 4,723,721.60/x
  3. Step 3: Cross multiply
    12,296,508.80x = 18,437,851.20 × 4,723,721.60
  4. Step 4: Simplify right side
    12,296,508.80x = 87,095,275,971,025.91
  5. Step 5: Solve for x
    x = 87,095,275,971,025.91/12,296,508.80
  6. Step 6: Final answer
    x = 7,082,927.15

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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.