Finding the Fourth Proportional to 11,089,389.60, 16,616,199.60 and 6,282,784.80
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Solution
The fourth proportional to 11,089,389.60, 16,616,199.60 and 6,282,784.80 is: 9,414,044.42
Step by Step Solution
- Step 1: Write the proportion equation
11,089,389.60 : 16,616,199.60 = 6,282,784.80 : x - Step 2: Convert to fraction form
11,089,389.60/16,616,199.60 = 6,282,784.80/x - Step 3: Cross multiply
11,089,389.60x = 16,616,199.60 × 6,282,784.80 - Step 4: Simplify right side
11,089,389.60x = 104,396,006,280,646.08 - Step 5: Solve for x
x = 104,396,006,280,646.08/11,089,389.60 - Step 6: Final answer
x = 9,414,044.42
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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.