Finding the Fourth Proportional to 9,355,655.40, 14,033,483.10 and 6,326,441.70
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Solution
The fourth proportional to 9,355,655.40, 14,033,483.10 and 6,326,441.70 is: 9,489,662.55
Step by Step Solution
- Step 1: Write the proportion equation
9,355,655.40 : 14,033,483.10 = 6,326,441.70 : x - Step 2: Convert to fraction form
9,355,655.40/14,033,483.10 = 6,326,441.70/x - Step 3: Cross multiply
9,355,655.40x = 14,033,483.10 × 6,326,441.70 - Step 4: Simplify right side
9,355,655.40x = 88,782,012,680,085.27 - Step 5: Solve for x
x = 88,782,012,680,085.27/9,355,655.40 - Step 6: Final answer
x = 9,489,662.55
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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.