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Finding the Fourth Proportional to 28,976,506.40, 43,470,008.40 and 14,563,301.60

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Solution

The fourth proportional to 28,976,506.40, 43,470,008.40 and 14,563,301.60 is: 21,847,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,976,506.40 : 43,470,008.40 = 14,563,301.60 : x
  2. Step 2: Convert to fraction form
    28,976,506.40/43,470,008.40 = 14,563,301.60/x
  3. Step 3: Cross multiply
    28,976,506.40x = 43,470,008.40 × 14,563,301.60
  4. Step 4: Simplify right side
    28,976,506.40x = 633,066,842,883,733.38
  5. Step 5: Solve for x
    x = 633,066,842,883,733.38/28,976,506.40
  6. Step 6: Final answer
    x = 21,847,590.39

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