Home / 23,139,674.95-31,932,059.37-12,685,333.73

Finding the Fourth Proportional to 23,139,674.95, 31,932,059.37 and 12,685,333.73

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Solution

The fourth proportional to 23,139,674.95, 31,932,059.37 and 12,685,333.73 is: 17,505,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,139,674.95 : 31,932,059.37 = 12,685,333.73 : x
  2. Step 2: Convert to fraction form
    23,139,674.95/31,932,059.37 = 12,685,333.73/x
  3. Step 3: Cross multiply
    23,139,674.95x = 31,932,059.37 × 12,685,333.73
  4. Step 4: Simplify right side
    23,139,674.95x = 405,068,829,794,623.56
  5. Step 5: Solve for x
    x = 405,068,829,794,623.56/23,139,674.95
  6. Step 6: Final answer
    x = 17,505,381.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.