Home / 13,175,998.40-19,763,997.60-9,349,623.20

Finding the Fourth Proportional to 13,175,998.40, 19,763,997.60 and 9,349,623.20

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Solution

The fourth proportional to 13,175,998.40, 19,763,997.60 and 9,349,623.20 is: 14,024,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175,998.40 : 19,763,997.60 = 9,349,623.20 : x
  2. Step 2: Convert to fraction form
    13,175,998.40/19,763,997.60 = 9,349,623.20/x
  3. Step 3: Cross multiply
    13,175,998.40x = 19,763,997.60 × 9,349,623.20
  4. Step 4: Simplify right side
    13,175,998.40x = 184,785,930,485,704.31
  5. Step 5: Solve for x
    x = 184,785,930,485,704.31/13,175,998.40
  6. Step 6: Final answer
    x = 14,024,434.80

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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.