Finding the Fourth Proportional to 9,609,022.95, 13,260,451.47 and 5,258,109.09
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Solution
The fourth proportional to 9,609,022.95, 13,260,451.47 and 5,258,109.09 is: 7,256,190.43
Step by Step Solution
- Step 1: Write the proportion equation
9,609,022.95 : 13,260,451.47 = 5,258,109.09 : x - Step 2: Convert to fraction form
9,609,022.95/13,260,451.47 = 5,258,109.09/x - Step 3: Cross multiply
9,609,022.95x = 13,260,451.47 × 5,258,109.09 - Step 4: Simplify right side
9,609,022.95x = 69,724,900,411,910.87 - Step 5: Solve for x
x = 69,724,900,411,910.87/9,609,022.95 - Step 6: Final answer
x = 7,256,190.43
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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.