Home / 14,984,209.37-20,678,208.73-8,108,691.44

Finding the Fourth Proportional to 14,984,209.37, 20,678,208.73 and 8,108,691.44

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Solution

The fourth proportional to 14,984,209.37, 20,678,208.73 and 8,108,691.44 is: 11,189,994.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,209.37 : 20,678,208.73 = 8,108,691.44 : x
  2. Step 2: Convert to fraction form
    14,984,209.37/20,678,208.73 = 8,108,691.44/x
  3. Step 3: Cross multiply
    14,984,209.37x = 20,678,208.73 × 8,108,691.44
  4. Step 4: Simplify right side
    14,984,209.37x = 167,673,213,999,821.47
  5. Step 5: Solve for x
    x = 167,673,213,999,821.47/14,984,209.37
  6. Step 6: Final answer
    x = 11,189,994.07

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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.