Home / 11,609,820.76-16,021,144.02-6,382,790.86

Finding the Fourth Proportional to 11,609,820.76, 16,021,144.02 and 6,382,790.86

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Solution

The fourth proportional to 11,609,820.76, 16,021,144.02 and 6,382,790.86 is: 8,808,026.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609,820.76 : 16,021,144.02 = 6,382,790.86 : x
  2. Step 2: Convert to fraction form
    11,609,820.76/16,021,144.02 = 6,382,790.86/x
  3. Step 3: Cross multiply
    11,609,820.76x = 16,021,144.02 × 6,382,790.86
  4. Step 4: Simplify right side
    11,609,820.76x = 102,259,611,617,599.66
  5. Step 5: Solve for x
    x = 102,259,611,617,599.66/11,609,820.76
  6. Step 6: Final answer
    x = 8,808,026.73

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.