Home / 18,175,768.40-27,216,413.40-14,365,139.60

Finding the Fourth Proportional to 18,175,768.40, 27,216,413.40 and 14,365,139.60

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Solution

The fourth proportional to 18,175,768.40, 27,216,413.40 and 14,365,139.60 is: 21,510,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175,768.40 : 27,216,413.40 = 14,365,139.60 : x
  2. Step 2: Convert to fraction form
    18,175,768.40/27,216,413.40 = 14,365,139.60/x
  3. Step 3: Cross multiply
    18,175,768.40x = 27,216,413.40 × 14,365,139.60
  4. Step 4: Simplify right side
    18,175,768.40x = 390,967,577,902,310.62
  5. Step 5: Solve for x
    x = 390,967,577,902,310.62/18,175,768.40
  6. Step 6: Final answer
    x = 21,510,374.10

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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.