Home / 8,303,288.40-12,454,932.60-6,623,672.40

Finding the Fourth Proportional to 8,303,288.40, 12,454,932.60 and 6,623,672.40

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Solution

The fourth proportional to 8,303,288.40, 12,454,932.60 and 6,623,672.40 is: 9,935,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,288.40 : 12,454,932.60 = 6,623,672.40 : x
  2. Step 2: Convert to fraction form
    8,303,288.40/12,454,932.60 = 6,623,672.40/x
  3. Step 3: Cross multiply
    8,303,288.40x = 12,454,932.60 × 6,623,672.40
  4. Step 4: Simplify right side
    8,303,288.40x = 82,497,393,306,480.23
  5. Step 5: Solve for x
    x = 82,497,393,306,480.23/8,303,288.40
  6. Step 6: Final answer
    x = 9,935,508.60

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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.