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Finding the Fourth Proportional to 17,376,762.91, 23,978,347.63 and 10,311,138.63

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Solution

The fourth proportional to 17,376,762.91, 23,978,347.63 and 10,311,138.63 is: 14,228,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376,762.91 : 23,978,347.63 = 10,311,138.63 : x
  2. Step 2: Convert to fraction form
    17,376,762.91/23,978,347.63 = 10,311,138.63/x
  3. Step 3: Cross multiply
    17,376,762.91x = 23,978,347.63 × 10,311,138.63
  4. Step 4: Simplify right side
    17,376,762.91x = 247,244,066,531,261.97
  5. Step 5: Solve for x
    x = 247,244,066,531,261.97/17,376,762.91
  6. Step 6: Final answer
    x = 14,228,430.68

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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.