Home / 53,928,004.80-80,892,007.20-19,842,297.60

Finding the Fourth Proportional to 53,928,004.80, 80,892,007.20 and 19,842,297.60

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Solution

The fourth proportional to 53,928,004.80, 80,892,007.20 and 19,842,297.60 is: 29,763,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,928,004.80 : 80,892,007.20 = 19,842,297.60 : x
  2. Step 2: Convert to fraction form
    53,928,004.80/80,892,007.20 = 19,842,297.60/x
  3. Step 3: Cross multiply
    53,928,004.80x = 80,892,007.20 × 19,842,297.60
  4. Step 4: Simplify right side
    53,928,004.80x = 1,605,083,280,323,743
  5. Step 5: Solve for x
    x = 1,605,083,280,323,743/53,928,004.80
  6. Step 6: Final answer
    x = 29,763,446.40

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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.