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Finding the Fourth Proportional to 15,918,271.80, 23,841,978.30 and 13,792,507.80

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Solution

The fourth proportional to 15,918,271.80, 23,841,978.30 and 13,792,507.80 is: 20,658,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918,271.80 : 23,841,978.30 = 13,792,507.80 : x
  2. Step 2: Convert to fraction form
    15,918,271.80/23,841,978.30 = 13,792,507.80/x
  3. Step 3: Cross multiply
    15,918,271.80x = 23,841,978.30 × 13,792,507.80
  4. Step 4: Simplify right side
    15,918,271.80x = 328,840,671,670,180.75
  5. Step 5: Solve for x
    x = 328,840,671,670,180.75/15,918,271.80
  6. Step 6: Final answer
    x = 20,658,063.63

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