Home / 22,500,739.44-31,051,029.24-12,187,430.64

Finding the Fourth Proportional to 22,500,739.44, 31,051,029.24 and 12,187,430.64

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Solution

The fourth proportional to 22,500,739.44, 31,051,029.24 and 12,187,430.64 is: 16,818,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,739.44 : 31,051,029.24 = 12,187,430.64 : x
  2. Step 2: Convert to fraction form
    22,500,739.44/31,051,029.24 = 12,187,430.64/x
  3. Step 3: Cross multiply
    22,500,739.44x = 31,051,029.24 × 12,187,430.64
  4. Step 4: Simplify right side
    22,500,739.44x = 378,432,265,163,111.94
  5. Step 5: Solve for x
    x = 378,432,265,163,111.94/22,500,739.44
  6. Step 6: Final answer
    x = 16,818,659.06

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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.