Home / 54,323,786.60-81,485,679.90-17,937,792.80

Finding the Fourth Proportional to 54,323,786.60, 81,485,679.90 and 17,937,792.80

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Solution

The fourth proportional to 54,323,786.60, 81,485,679.90 and 17,937,792.80 is: 26,906,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,323,786.60 : 81,485,679.90 = 17,937,792.80 : x
  2. Step 2: Convert to fraction form
    54,323,786.60/81,485,679.90 = 17,937,792.80/x
  3. Step 3: Cross multiply
    54,323,786.60x = 81,485,679.90 × 17,937,792.80
  4. Step 4: Simplify right side
    54,323,786.60x = 1,461,673,242,213,325
  5. Step 5: Solve for x
    x = 1,461,673,242,213,325/54,323,786.60
  6. Step 6: Final answer
    x = 26,906,689.20

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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.