Home / 18,737,362.10-25,857,413.55-10,477,440.36

Finding the Fourth Proportional to 18,737,362.10, 25,857,413.55 and 10,477,440.36

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Solution

The fourth proportional to 18,737,362.10, 25,857,413.55 and 10,477,440.36 is: 14,458,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737,362.10 : 25,857,413.55 = 10,477,440.36 : x
  2. Step 2: Convert to fraction form
    18,737,362.10/25,857,413.55 = 10,477,440.36/x
  3. Step 3: Cross multiply
    18,737,362.10x = 25,857,413.55 × 10,477,440.36
  4. Step 4: Simplify right side
    18,737,362.10x = 270,919,508,333,980.88
  5. Step 5: Solve for x
    x = 270,919,508,333,980.88/18,737,362.10
  6. Step 6: Final answer
    x = 14,458,785.97

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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.