Home / 11,554,963.89-15,962,459.40-9,228,802.23

Finding the Fourth Proportional to 11,554,963.89, 15,962,459.40 and 9,228,802.23

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Solution

The fourth proportional to 11,554,963.89, 15,962,459.40 and 9,228,802.23 is: 12,749,012.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554,963.89 : 15,962,459.40 = 9,228,802.23 : x
  2. Step 2: Convert to fraction form
    11,554,963.89/15,962,459.40 = 9,228,802.23/x
  3. Step 3: Cross multiply
    11,554,963.89x = 15,962,459.40 × 9,228,802.23
  4. Step 4: Simplify right side
    11,554,963.89x = 147,314,380,907,004.47
  5. Step 5: Solve for x
    x = 147,314,380,907,004.47/11,554,963.89
  6. Step 6: Final answer
    x = 12,749,012.66

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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.