Home / 23,139,969.24-31,932,466.30-12,685,628.27

Finding the Fourth Proportional to 23,139,969.24, 31,932,466.30 and 12,685,628.27

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Solution

The fourth proportional to 23,139,969.24, 31,932,466.30 and 12,685,628.27 is: 17,505,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,139,969.24 : 31,932,466.30 = 12,685,628.27 : x
  2. Step 2: Convert to fraction form
    23,139,969.24/31,932,466.30 = 12,685,628.27/x
  3. Step 3: Cross multiply
    23,139,969.24x = 31,932,466.30 × 12,685,628.27
  4. Step 4: Simplify right side
    23,139,969.24x = 405,083,397,267,649.19
  5. Step 5: Solve for x
    x = 405,083,397,267,649.19/23,139,969.24
  6. Step 6: Final answer
    x = 17,505,788.06

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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.