Home / 14,374,164.56-19,836,413.64-7,847,943.20

Finding the Fourth Proportional to 14,374,164.56, 19,836,413.64 and 7,847,943.20

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Solution

The fourth proportional to 14,374,164.56, 19,836,413.64 and 7,847,943.20 is: 10,830,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,164.56 : 19,836,413.64 = 7,847,943.20 : x
  2. Step 2: Convert to fraction form
    14,374,164.56/19,836,413.64 = 7,847,943.20/x
  3. Step 3: Cross multiply
    14,374,164.56x = 19,836,413.64 × 7,847,943.20
  4. Step 4: Simplify right side
    14,374,164.56x = 155,675,047,538,425.25
  5. Step 5: Solve for x
    x = 155,675,047,538,425.25/14,374,164.56
  6. Step 6: Final answer
    x = 10,830,197.95

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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.