Home / 5,355,128.40-8,038,913.40-3,227,614.80

Finding the Fourth Proportional to 5,355,128.40, 8,038,913.40 and 3,227,614.80

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Solution

The fourth proportional to 5,355,128.40, 8,038,913.40 and 3,227,614.80 is: 4,845,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,128.40 : 8,038,913.40 = 3,227,614.80 : x
  2. Step 2: Convert to fraction form
    5,355,128.40/8,038,913.40 = 3,227,614.80/x
  3. Step 3: Cross multiply
    5,355,128.40x = 8,038,913.40 × 3,227,614.80
  4. Step 4: Simplify right side
    5,355,128.40x = 25,946,515,865,758.32
  5. Step 5: Solve for x
    x = 25,946,515,865,758.32/5,355,128.40
  6. Step 6: Final answer
    x = 4,845,171.57

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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.