Home / 11,616,387.97-16,034,999.48-9,978,237.49

Finding the Fourth Proportional to 11,616,387.97, 16,034,999.48 and 9,978,237.49

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Solution

The fourth proportional to 11,616,387.97, 16,034,999.48 and 9,978,237.49 is: 13,773,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,616,387.97 : 16,034,999.48 = 9,978,237.49 : x
  2. Step 2: Convert to fraction form
    11,616,387.97/16,034,999.48 = 9,978,237.49/x
  3. Step 3: Cross multiply
    11,616,387.97x = 16,034,999.48 × 9,978,237.49
  4. Step 4: Simplify right side
    11,616,387.97x = 160,001,032,963,466.50
  5. Step 5: Solve for x
    x = 160,001,032,963,466.50/11,616,387.97
  6. Step 6: Final answer
    x = 13,773,733.57

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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.