Home / 7,493,028.30-11,239,542.45-5,603,460.30

Finding the Fourth Proportional to 7,493,028.30, 11,239,542.45 and 5,603,460.30

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Solution

The fourth proportional to 7,493,028.30, 11,239,542.45 and 5,603,460.30 is: 8,405,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,028.30 : 11,239,542.45 = 5,603,460.30 : x
  2. Step 2: Convert to fraction form
    7,493,028.30/11,239,542.45 = 5,603,460.30/x
  3. Step 3: Cross multiply
    7,493,028.30x = 11,239,542.45 × 5,603,460.30
  4. Step 4: Simplify right side
    7,493,028.30x = 62,980,329,908,739.73
  5. Step 5: Solve for x
    x = 62,980,329,908,739.73/7,493,028.30
  6. Step 6: Final answer
    x = 8,405,190.45

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Double scale
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Similar ratio
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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.