Home / 13,783,278.08-20,674,915.76-3,685,636.64

Finding the Fourth Proportional to 13,783,278.08, 20,674,915.76 and 3,685,636.64

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Solution

The fourth proportional to 13,783,278.08, 20,674,915.76 and 3,685,636.64 is: 5,528,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,278.08 : 20,674,915.76 = 3,685,636.64 : x
  2. Step 2: Convert to fraction form
    13,783,278.08/20,674,915.76 = 3,685,636.64/x
  3. Step 3: Cross multiply
    13,783,278.08x = 20,674,915.76 × 3,685,636.64
  4. Step 4: Simplify right side
    13,783,278.08x = 76,200,227,053,969.45
  5. Step 5: Solve for x
    x = 76,200,227,053,969.45/13,783,278.08
  6. Step 6: Final answer
    x = 5,528,454.60

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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.