Home / 5,904,680.40-8,857,020.60-4,477,006.80

Finding the Fourth Proportional to 5,904,680.40, 8,857,020.60 and 4,477,006.80

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Solution

The fourth proportional to 5,904,680.40, 8,857,020.60 and 4,477,006.80 is: 6,715,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904,680.40 : 8,857,020.60 = 4,477,006.80 : x
  2. Step 2: Convert to fraction form
    5,904,680.40/8,857,020.60 = 4,477,006.80/x
  3. Step 3: Cross multiply
    5,904,680.40x = 8,857,020.60 × 4,477,006.80
  4. Step 4: Simplify right side
    5,904,680.40x = 39,652,941,453,940.08
  5. Step 5: Solve for x
    x = 39,652,941,453,940.08/5,904,680.40
  6. Step 6: Final answer
    x = 6,715,510.20

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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.