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Finding the Fourth Proportional to 9,395,483.63, 12,965,546.88 and 5,528,255.27

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Solution

The fourth proportional to 9,395,483.63, 12,965,546.88 and 5,528,255.27 is: 7,628,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395,483.63 : 12,965,546.88 = 5,528,255.27 : x
  2. Step 2: Convert to fraction form
    9,395,483.63/12,965,546.88 = 5,528,255.27/x
  3. Step 3: Cross multiply
    9,395,483.63x = 12,965,546.88 × 5,528,255.27
  4. Step 4: Simplify right side
    9,395,483.63x = 71,676,852,802,964.33
  5. Step 5: Solve for x
    x = 71,676,852,802,964.33/9,395,483.63
  6. Step 6: Final answer
    x = 7,628,862.51

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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.