Home / 16,478,453.04-22,739,354.42-9,135,857.52

Finding the Fourth Proportional to 16,478,453.04, 22,739,354.42 and 9,135,857.52

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Solution

The fourth proportional to 16,478,453.04, 22,739,354.42 and 9,135,857.52 is: 12,606,978.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478,453.04 : 22,739,354.42 = 9,135,857.52 : x
  2. Step 2: Convert to fraction form
    16,478,453.04/22,739,354.42 = 9,135,857.52/x
  3. Step 3: Cross multiply
    16,478,453.04x = 22,739,354.42 × 9,135,857.52
  4. Step 4: Simplify right side
    16,478,453.04x = 207,743,502,077,902.25
  5. Step 5: Solve for x
    x = 207,743,502,077,902.25/16,478,453.04
  6. Step 6: Final answer
    x = 12,606,978.43

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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.