Home / 8,907,880.54-13,371,269.59-7,889,819.75

Finding the Fourth Proportional to 8,907,880.54, 13,371,269.59 and 7,889,819.75

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Solution

The fourth proportional to 8,907,880.54, 13,371,269.59 and 7,889,819.75 is: 11,843,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,880.54 : 13,371,269.59 = 7,889,819.75 : x
  2. Step 2: Convert to fraction form
    8,907,880.54/13,371,269.59 = 7,889,819.75/x
  3. Step 3: Cross multiply
    8,907,880.54x = 13,371,269.59 × 7,889,819.75
  4. Step 4: Simplify right side
    8,907,880.54x = 105,496,906,893,756.41
  5. Step 5: Solve for x
    x = 105,496,906,893,756.41/8,907,880.54
  6. Step 6: Final answer
    x = 11,843,098.53

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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.