Home / 25,769,713.86-38,654,570.82-7,818,817.86

Finding the Fourth Proportional to 25,769,713.86, 38,654,570.82 and 7,818,817.86

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Solution

The fourth proportional to 25,769,713.86, 38,654,570.82 and 7,818,817.86 is: 11,728,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,769,713.86 : 38,654,570.82 = 7,818,817.86 : x
  2. Step 2: Convert to fraction form
    25,769,713.86/38,654,570.82 = 7,818,817.86/x
  3. Step 3: Cross multiply
    25,769,713.86x = 38,654,570.82 × 7,818,817.86
  4. Step 4: Simplify right side
    25,769,713.86x = 302,233,048,698,050.88
  5. Step 5: Solve for x
    x = 302,233,048,698,050.88/25,769,713.86
  6. Step 6: Final answer
    x = 11,728,226.80

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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.