Home / 14,200,914.10-21,288,929.55-8,515,102.90

Finding the Fourth Proportional to 14,200,914.10, 21,288,929.55 and 8,515,102.90

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Solution

The fourth proportional to 14,200,914.10, 21,288,929.55 and 8,515,102.90 is: 12,765,194.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200,914.10 : 21,288,929.55 = 8,515,102.90 : x
  2. Step 2: Convert to fraction form
    14,200,914.10/21,288,929.55 = 8,515,102.90/x
  3. Step 3: Cross multiply
    14,200,914.10x = 21,288,929.55 × 8,515,102.90
  4. Step 4: Simplify right side
    14,200,914.10x = 181,277,425,749,100.72
  5. Step 5: Solve for x
    x = 181,277,425,749,100.72/14,200,914.10
  6. Step 6: Final answer
    x = 12,765,194.16

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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.