Home / 13,782,018.16-20,672,887.04-3,546,838.16

Finding the Fourth Proportional to 13,782,018.16, 20,672,887.04 and 3,546,838.16

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Solution

The fourth proportional to 13,782,018.16, 20,672,887.04 and 3,546,838.16 is: 5,320,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782,018.16 : 20,672,887.04 = 3,546,838.16 : x
  2. Step 2: Convert to fraction form
    13,782,018.16/20,672,887.04 = 3,546,838.16/x
  3. Step 3: Cross multiply
    13,782,018.16x = 20,672,887.04 × 3,546,838.16
  4. Step 4: Simplify right side
    13,782,018.16x = 73,323,384,630,841.45
  5. Step 5: Solve for x
    x = 73,323,384,630,841.45/13,782,018.16
  6. Step 6: Final answer
    x = 5,320,221.16

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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.