Home / 5,091,915.57-7,025,123.55-2,886,541.80

Finding the Fourth Proportional to 5,091,915.57, 7,025,123.55 and 2,886,541.80

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Solution

The fourth proportional to 5,091,915.57, 7,025,123.55 and 2,886,541.80 is: 3,982,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,915.57 : 7,025,123.55 = 2,886,541.80 : x
  2. Step 2: Convert to fraction form
    5,091,915.57/7,025,123.55 = 2,886,541.80/x
  3. Step 3: Cross multiply
    5,091,915.57x = 7,025,123.55 × 2,886,541.80
  4. Step 4: Simplify right side
    5,091,915.57x = 20,278,312,777,239.39
  5. Step 5: Solve for x
    x = 20,278,312,777,239.39/5,091,915.57
  6. Step 6: Final answer
    x = 3,982,452.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.