Finding the Fourth Proportional to 9,626,321.18, 13,290,362.08 and 6,194,526.14
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Solution
The fourth proportional to 9,626,321.18, 13,290,362.08 and 6,194,526.14 is: 8,552,332.07
Step by Step Solution
- Step 1: Write the proportion equation
9,626,321.18 : 13,290,362.08 = 6,194,526.14 : x - Step 2: Convert to fraction form
9,626,321.18/13,290,362.08 = 6,194,526.14/x - Step 3: Cross multiply
9,626,321.18x = 13,290,362.08 × 6,194,526.14 - Step 4: Simplify right side
9,626,321.18x = 82,327,495,314,624.77 - Step 5: Solve for x
x = 82,327,495,314,624.77/9,626,321.18 - Step 6: Final answer
x = 8,552,332.07
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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.