Home / 6,664,649.76-9,990,242.33-2,623,972.86

Finding the Fourth Proportional to 6,664,649.76, 9,990,242.33 and 2,623,972.86

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Solution

The fourth proportional to 6,664,649.76, 9,990,242.33 and 2,623,972.86 is: 3,933,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664,649.76 : 9,990,242.33 = 2,623,972.86 : x
  2. Step 2: Convert to fraction form
    6,664,649.76/9,990,242.33 = 2,623,972.86/x
  3. Step 3: Cross multiply
    6,664,649.76x = 9,990,242.33 × 2,623,972.86
  4. Step 4: Simplify right side
    6,664,649.76x = 26,214,124,725,623.30
  5. Step 5: Solve for x
    x = 26,214,124,725,623.30/6,664,649.76
  6. Step 6: Final answer
    x = 3,933,308.68

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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.