Home / 43,546,682.95-65,321,439.09-12,838,687.30

Finding the Fourth Proportional to 43,546,682.95, 65,321,439.09 and 12,838,687.30

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Solution

The fourth proportional to 43,546,682.95, 65,321,439.09 and 12,838,687.30 is: 19,258,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,546,682.95 : 65,321,439.09 = 12,838,687.30 : x
  2. Step 2: Convert to fraction form
    43,546,682.95/65,321,439.09 = 12,838,687.30/x
  3. Step 3: Cross multiply
    43,546,682.95x = 65,321,439.09 × 12,838,687.30
  4. Step 4: Simplify right side
    43,546,682.95x = 838,641,530,462,506.62
  5. Step 5: Solve for x
    x = 838,641,530,462,506.62/43,546,682.95
  6. Step 6: Final answer
    x = 19,258,448.03

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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.