Home / 8,228,288.40-12,321,437.40-6,548,672.40

Finding the Fourth Proportional to 8,228,288.40, 12,321,437.40 and 6,548,672.40

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Solution

The fourth proportional to 8,228,288.40, 12,321,437.40 and 6,548,672.40 is: 9,806,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,288.40 : 12,321,437.40 = 6,548,672.40 : x
  2. Step 2: Convert to fraction form
    8,228,288.40/12,321,437.40 = 6,548,672.40/x
  3. Step 3: Cross multiply
    8,228,288.40x = 12,321,437.40 × 6,548,672.40
  4. Step 4: Simplify right side
    8,228,288.40x = 80,689,057,029,707.77
  5. Step 5: Solve for x
    x = 80,689,057,029,707.77/8,228,288.40
  6. Step 6: Final answer
    x = 9,806,299.09

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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.