Home / 13,500,735.22-18,631,063.65-7,305,781.27

Finding the Fourth Proportional to 13,500,735.22, 18,631,063.65 and 7,305,781.27

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Solution

The fourth proportional to 13,500,735.22, 18,631,063.65 and 7,305,781.27 is: 10,082,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,735.22 : 18,631,063.65 = 7,305,781.27 : x
  2. Step 2: Convert to fraction form
    13,500,735.22/18,631,063.65 = 7,305,781.27/x
  3. Step 3: Cross multiply
    13,500,735.22x = 18,631,063.65 × 7,305,781.27
  4. Step 4: Simplify right side
    13,500,735.22x = 136,114,475,924,214.31
  5. Step 5: Solve for x
    x = 136,114,475,924,214.31/13,500,735.22
  6. Step 6: Final answer
    x = 10,082,004.70

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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.