Home / 27,683,969.86-38,203,758.57-15,294,062.98

Finding the Fourth Proportional to 27,683,969.86, 38,203,758.57 and 15,294,062.98

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Solution

The fourth proportional to 27,683,969.86, 38,203,758.57 and 15,294,062.98 is: 21,105,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683,969.86 : 38,203,758.57 = 15,294,062.98 : x
  2. Step 2: Convert to fraction form
    27,683,969.86/38,203,758.57 = 15,294,062.98/x
  3. Step 3: Cross multiply
    27,683,969.86x = 38,203,758.57 × 15,294,062.98
  4. Step 4: Simplify right side
    27,683,969.86x = 584,290,689,642,294.75
  5. Step 5: Solve for x
    x = 584,290,689,642,294.75/27,683,969.86
  6. Step 6: Final answer
    x = 21,105,740.71

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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.