Home / 18,876,731.07-26,035,131.19-12,263,450.32

Finding the Fourth Proportional to 18,876,731.07, 26,035,131.19 and 12,263,450.32

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Solution

The fourth proportional to 18,876,731.07, 26,035,131.19 and 12,263,450.32 is: 16,913,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876,731.07 : 26,035,131.19 = 12,263,450.32 : x
  2. Step 2: Convert to fraction form
    18,876,731.07/26,035,131.19 = 12,263,450.32/x
  3. Step 3: Cross multiply
    18,876,731.07x = 26,035,131.19 × 12,263,450.32
  4. Step 4: Simplify right side
    18,876,731.07x = 319,280,537,923,247.50
  5. Step 5: Solve for x
    x = 319,280,537,923,247.50/18,876,731.07
  6. Step 6: Final answer
    x = 16,913,973.97

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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.