Home / 10,207,940.85-15,311,911.28-3,018,915.27

Finding the Fourth Proportional to 10,207,940.85, 15,311,911.28 and 3,018,915.27

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Solution

The fourth proportional to 10,207,940.85, 15,311,911.28 and 3,018,915.27 is: 4,528,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,940.85 : 15,311,911.28 = 3,018,915.27 : x
  2. Step 2: Convert to fraction form
    10,207,940.85/15,311,911.28 = 3,018,915.27/x
  3. Step 3: Cross multiply
    10,207,940.85x = 15,311,911.28 × 3,018,915.27
  4. Step 4: Simplify right side
    10,207,940.85x = 46,225,362,760,982.67
  5. Step 5: Solve for x
    x = 46,225,362,760,982.67/10,207,940.85
  6. Step 6: Final answer
    x = 4,528,372.91

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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.