Home / 9,072,516.80-13,593,028.80-8,505,646.40

Finding the Fourth Proportional to 9,072,516.80, 13,593,028.80 and 8,505,646.40

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Solution

The fourth proportional to 9,072,516.80, 13,593,028.80 and 8,505,646.40 is: 12,743,707.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,516.80 : 13,593,028.80 = 8,505,646.40 : x
  2. Step 2: Convert to fraction form
    9,072,516.80/13,593,028.80 = 8,505,646.40/x
  3. Step 3: Cross multiply
    9,072,516.80x = 13,593,028.80 × 8,505,646.40
  4. Step 4: Simplify right side
    9,072,516.80x = 115,617,496,477,816.33
  5. Step 5: Solve for x
    x = 115,617,496,477,816.33/9,072,516.80
  6. Step 6: Final answer
    x = 12,743,707.07

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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.