Home / 18,477,794.53-25,499,521.60-10,218,412.48

Finding the Fourth Proportional to 18,477,794.53, 25,499,521.60 and 10,218,412.48

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Solution

The fourth proportional to 18,477,794.53, 25,499,521.60 and 10,218,412.48 is: 14,101,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477,794.53 : 25,499,521.60 = 10,218,412.48 : x
  2. Step 2: Convert to fraction form
    18,477,794.53/25,499,521.60 = 10,218,412.48/x
  3. Step 3: Cross multiply
    18,477,794.53x = 25,499,521.60 × 10,218,412.48
  4. Step 4: Simplify right side
    18,477,794.53x = 260,564,629,751,469.59
  5. Step 5: Solve for x
    x = 260,564,629,751,469.59/18,477,794.53
  6. Step 6: Final answer
    x = 14,101,500.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.