Home / 13,304,942.60-19,957,413.90-11,958,625.40

Finding the Fourth Proportional to 13,304,942.60, 19,957,413.90 and 11,958,625.40

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Solution

The fourth proportional to 13,304,942.60, 19,957,413.90 and 11,958,625.40 is: 17,937,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,942.60 : 19,957,413.90 = 11,958,625.40 : x
  2. Step 2: Convert to fraction form
    13,304,942.60/19,957,413.90 = 11,958,625.40/x
  3. Step 3: Cross multiply
    13,304,942.60x = 19,957,413.90 × 11,958,625.40
  4. Step 4: Simplify right side
    13,304,942.60x = 238,663,236,782,853.06
  5. Step 5: Solve for x
    x = 238,663,236,782,853.06/13,304,942.60
  6. Step 6: Final answer
    x = 17,937,938.10

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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.