Home / 23,100,838.26-34,685,321.40-12,885,656.64

Finding the Fourth Proportional to 23,100,838.26, 34,685,321.40 and 12,885,656.64

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Solution

The fourth proportional to 23,100,838.26, 34,685,321.40 and 12,885,656.64 is: 19,347,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100,838.26 : 34,685,321.40 = 12,885,656.64 : x
  2. Step 2: Convert to fraction form
    23,100,838.26/34,685,321.40 = 12,885,656.64/x
  3. Step 3: Cross multiply
    23,100,838.26x = 34,685,321.40 × 12,885,656.64
  4. Step 4: Simplify right side
    23,100,838.26x = 446,943,142,008,444.12
  5. Step 5: Solve for x
    x = 446,943,142,008,444.12/23,100,838.26
  6. Step 6: Final answer
    x = 19,347,485.88

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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.