Home / 20,239,007.60-30,348,013.80-7,452,930.80

Finding the Fourth Proportional to 20,239,007.60, 30,348,013.80 and 7,452,930.80

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Solution

The fourth proportional to 20,239,007.60, 30,348,013.80 and 7,452,930.80 is: 11,175,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239,007.60 : 30,348,013.80 = 7,452,930.80 : x
  2. Step 2: Convert to fraction form
    20,239,007.60/30,348,013.80 = 7,452,930.80/x
  3. Step 3: Cross multiply
    20,239,007.60x = 30,348,013.80 × 7,452,930.80
  4. Step 4: Simplify right side
    20,239,007.60x = 226,181,646,768,845.03
  5. Step 5: Solve for x
    x = 226,181,646,768,845.03/20,239,007.60
  6. Step 6: Final answer
    x = 11,175,530.50

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1.5x scale

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.