Home / 54,259,617.60-81,483,904.80-28,750,449.60

Finding the Fourth Proportional to 54,259,617.60, 81,483,904.80 and 28,750,449.60

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Solution

The fourth proportional to 54,259,617.60, 81,483,904.80 and 28,750,449.60 is: 43,175,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,259,617.60 : 81,483,904.80 = 28,750,449.60 : x
  2. Step 2: Convert to fraction form
    54,259,617.60/81,483,904.80 = 28,750,449.60/x
  3. Step 3: Cross multiply
    54,259,617.60x = 81,483,904.80 × 28,750,449.60
  4. Step 4: Simplify right side
    54,259,617.60x = 2,342,698,898,163,598
  5. Step 5: Solve for x
    x = 2,342,698,898,163,598/54,259,617.60
  6. Step 6: Final answer
    x = 43,175,735.51

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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.