Home / 49,374,618.24-74,026,055.04-20,628,974.64

Finding the Fourth Proportional to 49,374,618.24, 74,026,055.04 and 20,628,974.64

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Solution

The fourth proportional to 49,374,618.24, 74,026,055.04 and 20,628,974.64 is: 30,928,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,374,618.24 : 74,026,055.04 = 20,628,974.64 : x
  2. Step 2: Convert to fraction form
    49,374,618.24/74,026,055.04 = 20,628,974.64/x
  3. Step 3: Cross multiply
    49,374,618.24x = 74,026,055.04 × 20,628,974.64
  4. Step 4: Simplify right side
    49,374,618.24x = 1,527,081,612,119,404.25
  5. Step 5: Solve for x
    x = 1,527,081,612,119,404.25/49,374,618.24
  6. Step 6: Final answer
    x = 30,928,474.32

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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.