Home / 21,208,062,787.45-29,265,778,040.06-11,692,094,413.21

Finding the Fourth Proportional to 21,208,062,787.45, 29,265,778,040.06 and 11,692,094,413.21

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Solution

The fourth proportional to 21,208,062,787.45, 29,265,778,040.06 and 11,692,094,413.21 is: 16,134,346,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,208,062,787.45 : 29,265,778,040.06 = 11,692,094,413.21 : x
  2. Step 2: Convert to fraction form
    21,208,062,787.45/29,265,778,040.06 = 11,692,094,413.21/x
  3. Step 3: Cross multiply
    21,208,062,787.45x = 29,265,778,040.06 × 11,692,094,413.21
  4. Step 4: Simplify right side
    21,208,062,787.45x = 342,178,239,920,394,272,768
  5. Step 5: Solve for x
    x = 342,178,239,920,394,272,768/21,208,062,787.45
  6. Step 6: Final answer
    x = 16,134,346,797.71

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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.