Home / 8,170,915.60-12,224,880.60-5,336,563.60

Finding the Fourth Proportional to 8,170,915.60, 12,224,880.60 and 5,336,563.60

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Solution

The fourth proportional to 8,170,915.60, 12,224,880.60 and 5,336,563.60 is: 7,984,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170,915.60 : 12,224,880.60 = 5,336,563.60 : x
  2. Step 2: Convert to fraction form
    8,170,915.60/12,224,880.60 = 5,336,563.60/x
  3. Step 3: Cross multiply
    8,170,915.60x = 12,224,880.60 × 5,336,563.60
  4. Step 4: Simplify right side
    8,170,915.60x = 65,238,852,824,306.16
  5. Step 5: Solve for x
    x = 65,238,852,824,306.16/8,170,915.60
  6. Step 6: Final answer
    x = 7,984,276.92

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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.