Home / 10,090,319.40-13,932,574.74-8,123,951.22

Finding the Fourth Proportional to 10,090,319.40, 13,932,574.74 and 8,123,951.22

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Solution

The fourth proportional to 10,090,319.40, 13,932,574.74 and 8,123,951.22 is: 11,217,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,319.40 : 13,932,574.74 = 8,123,951.22 : x
  2. Step 2: Convert to fraction form
    10,090,319.40/13,932,574.74 = 8,123,951.22/x
  3. Step 3: Cross multiply
    10,090,319.40x = 13,932,574.74 × 8,123,951.22
  4. Step 4: Simplify right side
    10,090,319.40x = 113,187,557,556,764.19
  5. Step 5: Solve for x
    x = 113,187,557,556,764.19/10,090,319.40
  6. Step 6: Final answer
    x = 11,217,440.51

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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.