Home / 8,907,878.54-13,371,266.60-7,889,817.75

Finding the Fourth Proportional to 8,907,878.54, 13,371,266.60 and 7,889,817.75

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Solution

The fourth proportional to 8,907,878.54, 13,371,266.60 and 7,889,817.75 is: 11,843,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,878.54 : 13,371,266.60 = 7,889,817.75 : x
  2. Step 2: Convert to fraction form
    8,907,878.54/13,371,266.60 = 7,889,817.75/x
  3. Step 3: Cross multiply
    8,907,878.54x = 13,371,266.60 × 7,889,817.75
  4. Step 4: Simplify right side
    8,907,878.54x = 105,496,856,521,213.06
  5. Step 5: Solve for x
    x = 105,496,856,521,213.06/8,907,878.54
  6. Step 6: Final answer
    x = 11,843,095.54

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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.