Home / 14,487,239.64-19,972,413.59-11,557,003.76

Finding the Fourth Proportional to 14,487,239.64, 19,972,413.59 and 11,557,003.76

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Solution

The fourth proportional to 14,487,239.64, 19,972,413.59 and 11,557,003.76 is: 15,932,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,239.64 : 19,972,413.59 = 11,557,003.76 : x
  2. Step 2: Convert to fraction form
    14,487,239.64/19,972,413.59 = 11,557,003.76/x
  3. Step 3: Cross multiply
    14,487,239.64x = 19,972,413.59 × 11,557,003.76
  4. Step 4: Simplify right side
    14,487,239.64x = 230,821,258,938,162.69
  5. Step 5: Solve for x
    x = 230,821,258,938,162.69/14,487,239.64
  6. Step 6: Final answer
    x = 15,932,728.71

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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.