Home / 12,252,960.90-18,383,377.95-8,214,009.30

Finding the Fourth Proportional to 12,252,960.90, 18,383,377.95 and 8,214,009.30

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Solution

The fourth proportional to 12,252,960.90, 18,383,377.95 and 8,214,009.30 is: 12,323,652.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,960.90 : 18,383,377.95 = 8,214,009.30 : x
  2. Step 2: Convert to fraction form
    12,252,960.90/18,383,377.95 = 8,214,009.30/x
  3. Step 3: Cross multiply
    12,252,960.90x = 18,383,377.95 × 8,214,009.30
  4. Step 4: Simplify right side
    12,252,960.90x = 151,001,237,446,714.94
  5. Step 5: Solve for x
    x = 151,001,237,446,714.94/12,252,960.90
  6. Step 6: Final answer
    x = 12,323,652.93

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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.