Home / 30,751,375.80-46,127,610.45-9,186,243.60

Finding the Fourth Proportional to 30,751,375.80, 46,127,610.45 and 9,186,243.60

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Solution

The fourth proportional to 30,751,375.80, 46,127,610.45 and 9,186,243.60 is: 13,779,528.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751,375.80 : 46,127,610.45 = 9,186,243.60 : x
  2. Step 2: Convert to fraction form
    30,751,375.80/46,127,610.45 = 9,186,243.60/x
  3. Step 3: Cross multiply
    30,751,375.80x = 46,127,610.45 × 9,186,243.60
  4. Step 4: Simplify right side
    30,751,375.80x = 423,739,466,279,605.62
  5. Step 5: Solve for x
    x = 423,739,466,279,605.62/30,751,375.80
  6. Step 6: Final answer
    x = 13,779,528.73

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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.