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Finding the Fourth Proportional to 9,897,428.88, 14,848,461.54 and 3,073,653.54

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Solution

The fourth proportional to 9,897,428.88, 14,848,461.54 and 3,073,653.54 is: 4,611,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,897,428.88 : 14,848,461.54 = 3,073,653.54 : x
  2. Step 2: Convert to fraction form
    9,897,428.88/14,848,461.54 = 3,073,653.54/x
  3. Step 3: Cross multiply
    9,897,428.88x = 14,848,461.54 × 3,073,653.54
  4. Step 4: Simplify right side
    9,897,428.88x = 45,639,026,375,974.85
  5. Step 5: Solve for x
    x = 45,639,026,375,974.85/9,897,428.88
  6. Step 6: Final answer
    x = 4,611,200.23

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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.