Home / 14,996,004.20-20,694,448.58-8,120,485.80

Finding the Fourth Proportional to 14,996,004.20, 20,694,448.58 and 8,120,485.80

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Solution

The fourth proportional to 14,996,004.20, 20,694,448.58 and 8,120,485.80 is: 11,206,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,004.20 : 20,694,448.58 = 8,120,485.80 : x
  2. Step 2: Convert to fraction form
    14,996,004.20/20,694,448.58 = 8,120,485.80/x
  3. Step 3: Cross multiply
    14,996,004.20x = 20,694,448.58 × 8,120,485.80
  4. Step 4: Simplify right side
    14,996,004.20x = 168,048,975,832,720.16
  5. Step 5: Solve for x
    x = 168,048,975,832,720.16/14,996,004.20
  6. Step 6: Final answer
    x = 11,206,250.25

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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.