Home / 8,064,485.80-12,096,728.70-5,509,810.60

Finding the Fourth Proportional to 8,064,485.80, 12,096,728.70 and 5,509,810.60

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Solution

The fourth proportional to 8,064,485.80, 12,096,728.70 and 5,509,810.60 is: 8,264,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,485.80 : 12,096,728.70 = 5,509,810.60 : x
  2. Step 2: Convert to fraction form
    8,064,485.80/12,096,728.70 = 5,509,810.60/x
  3. Step 3: Cross multiply
    8,064,485.80x = 12,096,728.70 × 5,509,810.60
  4. Step 4: Simplify right side
    8,064,485.80x = 66,650,684,016,584.21
  5. Step 5: Solve for x
    x = 66,650,684,016,584.21/8,064,485.80
  6. Step 6: Final answer
    x = 8,264,715.90

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Similar ratio
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1.5x scale

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.