Home / 8,303,288.20-12,454,932.30-4,707,665.80

Finding the Fourth Proportional to 8,303,288.20, 12,454,932.30 and 4,707,665.80

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Solution

The fourth proportional to 8,303,288.20, 12,454,932.30 and 4,707,665.80 is: 7,061,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,288.20 : 12,454,932.30 = 4,707,665.80 : x
  2. Step 2: Convert to fraction form
    8,303,288.20/12,454,932.30 = 4,707,665.80/x
  3. Step 3: Cross multiply
    8,303,288.20x = 12,454,932.30 × 4,707,665.80
  4. Step 4: Simplify right side
    8,303,288.20x = 58,633,658,830,025.34
  5. Step 5: Solve for x
    x = 58,633,658,830,025.34/8,303,288.20
  6. Step 6: Final answer
    x = 7,061,498.70

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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.