Home / 5,089,136.40-7,633,704.60-4,870,717.20

Finding the Fourth Proportional to 5,089,136.40, 7,633,704.60 and 4,870,717.20

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Solution

The fourth proportional to 5,089,136.40, 7,633,704.60 and 4,870,717.20 is: 7,306,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089,136.40 : 7,633,704.60 = 4,870,717.20 : x
  2. Step 2: Convert to fraction form
    5,089,136.40/7,633,704.60 = 4,870,717.20/x
  3. Step 3: Cross multiply
    5,089,136.40x = 7,633,704.60 × 4,870,717.20
  4. Step 4: Simplify right side
    5,089,136.40x = 37,181,616,294,939.12
  5. Step 5: Solve for x
    x = 37,181,616,294,939.12/5,089,136.40
  6. Step 6: Final answer
    x = 7,306,075.80

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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.