Home / 8,308,672.20-12,456,009.90-4,319,584.20

Finding the Fourth Proportional to 8,308,672.20, 12,456,009.90 and 4,319,584.20

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Solution

The fourth proportional to 8,308,672.20, 12,456,009.90 and 4,319,584.20 is: 6,475,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,672.20 : 12,456,009.90 = 4,319,584.20 : x
  2. Step 2: Convert to fraction form
    8,308,672.20/12,456,009.90 = 4,319,584.20/x
  3. Step 3: Cross multiply
    8,308,672.20x = 12,456,009.90 × 4,319,584.20
  4. Step 4: Simplify right side
    8,308,672.20x = 53,804,783,559,083.59
  5. Step 5: Solve for x
    x = 53,804,783,559,083.59/8,308,672.20
  6. Step 6: Final answer
    x = 6,475,737.91

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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.