Home / 12,743,708.76-19,102,764.33-4,101,458.31

Finding the Fourth Proportional to 12,743,708.76, 19,102,764.33 and 4,101,458.31

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Solution

The fourth proportional to 12,743,708.76, 19,102,764.33 and 4,101,458.31 is: 6,148,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743,708.76 : 19,102,764.33 = 4,101,458.31 : x
  2. Step 2: Convert to fraction form
    12,743,708.76/19,102,764.33 = 4,101,458.31/x
  3. Step 3: Cross multiply
    12,743,708.76x = 19,102,764.33 × 4,101,458.31
  4. Step 4: Simplify right side
    12,743,708.76x = 78,349,191,505,250.08
  5. Step 5: Solve for x
    x = 78,349,191,505,250.08/12,743,708.76
  6. Step 6: Final answer
    x = 6,148,068.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.