Home / 18,310,180.80-27,477,712.80-10,223,140.80

Finding the Fourth Proportional to 18,310,180.80, 27,477,712.80 and 10,223,140.80

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Solution

The fourth proportional to 18,310,180.80, 27,477,712.80 and 10,223,140.80 is: 15,341,657.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310,180.80 : 27,477,712.80 = 10,223,140.80 : x
  2. Step 2: Convert to fraction form
    18,310,180.80/27,477,712.80 = 10,223,140.80/x
  3. Step 3: Cross multiply
    18,310,180.80x = 27,477,712.80 × 10,223,140.80
  4. Step 4: Simplify right side
    18,310,180.80x = 280,908,526,816,362.28
  5. Step 5: Solve for x
    x = 280,908,526,816,362.28/18,310,180.80
  6. Step 6: Final answer
    x = 15,341,657.73

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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.