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Finding the Fourth Proportional to 44,661,628.77, 66,976,589.24 and 13,103,840.03

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Solution

The fourth proportional to 44,661,628.77, 66,976,589.24 and 13,103,840.03 is: 19,651,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,661,628.77 : 66,976,589.24 = 13,103,840.03 : x
  2. Step 2: Convert to fraction form
    44,661,628.77/66,976,589.24 = 13,103,840.03/x
  3. Step 3: Cross multiply
    44,661,628.77x = 66,976,589.24 × 13,103,840.03
  4. Step 4: Simplify right side
    44,661,628.77x = 877,650,511,307,041
  5. Step 5: Solve for x
    x = 877,650,511,307,041/44,661,628.77
  6. Step 6: Final answer
    x = 19,651,108.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.