Home / 18,294,413.19-27,444,143.25-10,621,671.48

Finding the Fourth Proportional to 18,294,413.19, 27,444,143.25 and 10,621,671.48

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Solution

The fourth proportional to 18,294,413.19, 27,444,143.25 and 10,621,671.48 is: 15,933,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294,413.19 : 27,444,143.25 = 10,621,671.48 : x
  2. Step 2: Convert to fraction form
    18,294,413.19/27,444,143.25 = 10,621,671.48/x
  3. Step 3: Cross multiply
    18,294,413.19x = 27,444,143.25 × 10,621,671.48
  4. Step 4: Simplify right side
    18,294,413.19x = 291,502,673,651,559.50
  5. Step 5: Solve for x
    x = 291,502,673,651,559.50/18,294,413.19
  6. Step 6: Final answer
    x = 15,933,972.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.