Home / 15,463,478.46-21,339,650.16-8,587,960.56

Finding the Fourth Proportional to 15,463,478.46, 21,339,650.16 and 8,587,960.56

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Solution

The fourth proportional to 15,463,478.46, 21,339,650.16 and 8,587,960.56 is: 11,851,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463,478.46 : 21,339,650.16 = 8,587,960.56 : x
  2. Step 2: Convert to fraction form
    15,463,478.46/21,339,650.16 = 8,587,960.56/x
  3. Step 3: Cross multiply
    15,463,478.46x = 21,339,650.16 × 8,587,960.56
  4. Step 4: Simplify right side
    15,463,478.46x = 183,264,073,938,277.69
  5. Step 5: Solve for x
    x = 183,264,073,938,277.69/15,463,478.46
  6. Step 6: Final answer
    x = 11,851,413.28

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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.