Home / 12,947,367.48-17,873,413.74-7,513,809.72

Finding the Fourth Proportional to 12,947,367.48, 17,873,413.74 and 7,513,809.72

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Solution

The fourth proportional to 12,947,367.48, 17,873,413.74 and 7,513,809.72 is: 10,372,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,947,367.48 : 17,873,413.74 = 7,513,809.72 : x
  2. Step 2: Convert to fraction form
    12,947,367.48/17,873,413.74 = 7,513,809.72/x
  3. Step 3: Cross multiply
    12,947,367.48x = 17,873,413.74 × 7,513,809.72
  4. Step 4: Simplify right side
    12,947,367.48x = 134,297,429,889,193.53
  5. Step 5: Solve for x
    x = 134,297,429,889,193.53/12,947,367.48
  6. Step 6: Final answer
    x = 10,372,566.48

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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.