Home / 7,199,192.40-10,798,788.60-5,286,004.80

Finding the Fourth Proportional to 7,199,192.40, 10,798,788.60 and 5,286,004.80

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Solution

The fourth proportional to 7,199,192.40, 10,798,788.60 and 5,286,004.80 is: 7,929,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,192.40 : 10,798,788.60 = 5,286,004.80 : x
  2. Step 2: Convert to fraction form
    7,199,192.40/10,798,788.60 = 5,286,004.80/x
  3. Step 3: Cross multiply
    7,199,192.40x = 10,798,788.60 × 5,286,004.80
  4. Step 4: Simplify right side
    7,199,192.40x = 57,082,448,373,785.27
  5. Step 5: Solve for x
    x = 57,082,448,373,785.27/7,199,192.40
  6. Step 6: Final answer
    x = 7,929,007.20

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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.