Home / 9,081,801.30-13,607,286.30-5,479,999.95

Finding the Fourth Proportional to 9,081,801.30, 13,607,286.30 and 5,479,999.95

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Solution

The fourth proportional to 9,081,801.30, 13,607,286.30 and 5,479,999.95 is: 8,210,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,801.30 : 13,607,286.30 = 5,479,999.95 : x
  2. Step 2: Convert to fraction form
    9,081,801.30/13,607,286.30 = 5,479,999.95/x
  3. Step 3: Cross multiply
    9,081,801.30x = 13,607,286.30 × 5,479,999.95
  4. Step 4: Simplify right side
    9,081,801.30x = 74,567,928,243,635.69
  5. Step 5: Solve for x
    x = 74,567,928,243,635.69/9,081,801.30
  6. Step 6: Final answer
    x = 8,210,698.05

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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.