Finding the Fourth Proportional to 9,089,468.16, 12,532,120.26 and 5,820,909.18
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Solution
The fourth proportional to 9,089,468.16, 12,532,120.26 and 5,820,909.18 is: 8,025,588.80
Step by Step Solution
- Step 1: Write the proportion equation
9,089,468.16 : 12,532,120.26 = 5,820,909.18 : x - Step 2: Convert to fraction form
9,089,468.16/12,532,120.26 = 5,820,909.18/x - Step 3: Cross multiply
9,089,468.16x = 12,532,120.26 × 5,820,909.18 - Step 4: Simplify right side
9,089,468.16x = 72,948,333,866,297.98 - Step 5: Solve for x
x = 72,948,333,866,297.98/9,089,468.16 - Step 6: Final answer
x = 8,025,588.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.