Home / 23,148,839.70-31,942,462.61-12,692,104.34

Finding the Fourth Proportional to 23,148,839.70, 31,942,462.61 and 12,692,104.34

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Solution

The fourth proportional to 23,148,839.70, 31,942,462.61 and 12,692,104.34 is: 17,513,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148,839.70 : 31,942,462.61 = 12,692,104.34 : x
  2. Step 2: Convert to fraction form
    23,148,839.70/31,942,462.61 = 12,692,104.34/x
  3. Step 3: Cross multiply
    23,148,839.70x = 31,942,462.61 × 12,692,104.34
  4. Step 4: Simplify right side
    23,148,839.70x = 405,417,068,099,495.94
  5. Step 5: Solve for x
    x = 405,417,068,099,495.94/23,148,839.70
  6. Step 6: Final answer
    x = 17,513,494.13

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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.