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Finding the Fourth Proportional to 9,806,826.77, 14,709,753.53 and 3,658,329.41

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Solution

The fourth proportional to 9,806,826.77, 14,709,753.53 and 3,658,329.41 is: 5,487,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806,826.77 : 14,709,753.53 = 3,658,329.41 : x
  2. Step 2: Convert to fraction form
    9,806,826.77/14,709,753.53 = 3,658,329.41/x
  3. Step 3: Cross multiply
    9,806,826.77x = 14,709,753.53 × 3,658,329.41
  4. Step 4: Simplify right side
    9,806,826.77x = 53,813,123,874,528.64
  5. Step 5: Solve for x
    x = 53,813,123,874,528.64/9,806,826.77
  6. Step 6: Final answer
    x = 5,487,312.58

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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.