Home / 19,444,012.86-29,147,062.83-7,768,903.98

Finding the Fourth Proportional to 19,444,012.86, 29,147,062.83 and 7,768,903.98

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Solution

The fourth proportional to 19,444,012.86, 29,147,062.83 and 7,768,903.98 is: 11,645,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,444,012.86 : 29,147,062.83 = 7,768,903.98 : x
  2. Step 2: Convert to fraction form
    19,444,012.86/29,147,062.83 = 7,768,903.98/x
  3. Step 3: Cross multiply
    19,444,012.86x = 29,147,062.83 × 7,768,903.98
  4. Step 4: Simplify right side
    19,444,012.86x = 226,440,732,425,297.06
  5. Step 5: Solve for x
    x = 226,440,732,425,297.06/19,444,012.86
  6. Step 6: Final answer
    x = 11,645,781.87

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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.