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Finding the Fourth Proportional to 9,295,959.63, 12,827,405.62 and 5,375,122.43

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Solution

The fourth proportional to 9,295,959.63, 12,827,405.62 and 5,375,122.43 is: 7,417,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,959.63 : 12,827,405.62 = 5,375,122.43 : x
  2. Step 2: Convert to fraction form
    9,295,959.63/12,827,405.62 = 5,375,122.43/x
  3. Step 3: Cross multiply
    9,295,959.63x = 12,827,405.62 × 5,375,122.43
  4. Step 4: Simplify right side
    9,295,959.63x = 68,948,875,639,894.45
  5. Step 5: Solve for x
    x = 68,948,875,639,894.45/9,295,959.63
  6. Step 6: Final answer
    x = 7,417,079.93

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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.