Home / 9,361,620.40-14,042,430.60-7,661,009.20

Finding the Fourth Proportional to 9,361,620.40, 14,042,430.60 and 7,661,009.20

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Solution

The fourth proportional to 9,361,620.40, 14,042,430.60 and 7,661,009.20 is: 11,491,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,620.40 : 14,042,430.60 = 7,661,009.20 : x
  2. Step 2: Convert to fraction form
    9,361,620.40/14,042,430.60 = 7,661,009.20/x
  3. Step 3: Cross multiply
    9,361,620.40x = 14,042,430.60 × 7,661,009.20
  4. Step 4: Simplify right side
    9,361,620.40x = 107,579,190,016,961.52
  5. Step 5: Solve for x
    x = 107,579,190,016,961.52/9,361,620.40
  6. Step 6: Final answer
    x = 11,491,513.80

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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.