Home / 13,798,018.56-19,042,272-7,998,297.60

Finding the Fourth Proportional to 13,798,018.56, 19,042,272 and 7,998,297.60

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Solution

The fourth proportional to 13,798,018.56, 19,042,272 and 7,998,297.60 is: 11,038,234.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,018.56 : 19,042,272 = 7,998,297.60 : x
  2. Step 2: Convert to fraction form
    13,798,018.56/19,042,272 = 7,998,297.60/x
  3. Step 3: Cross multiply
    13,798,018.56x = 19,042,272 × 7,998,297.60
  4. Step 4: Simplify right side
    13,798,018.56x = 152,305,758,436,147.19
  5. Step 5: Solve for x
    x = 152,305,758,436,147.19/13,798,018.56
  6. Step 6: Final answer
    x = 11,038,234.06

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Double scale
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1.5x scale

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.