Home / 27,683,968.86-38,203,757.19-15,294,061.98

Finding the Fourth Proportional to 27,683,968.86, 38,203,757.19 and 15,294,061.98

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Solution

The fourth proportional to 27,683,968.86, 38,203,757.19 and 15,294,061.98 is: 21,105,739.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683,968.86 : 38,203,757.19 = 15,294,061.98 : x
  2. Step 2: Convert to fraction form
    27,683,968.86/38,203,757.19 = 15,294,061.98/x
  3. Step 3: Cross multiply
    27,683,968.86x = 38,203,757.19 × 15,294,061.98
  4. Step 4: Simplify right side
    27,683,968.86x = 584,290,630,332,730.62
  5. Step 5: Solve for x
    x = 584,290,630,332,730.62/27,683,968.86
  6. Step 6: Final answer
    x = 21,105,739.33

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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.