Finding the Fourth Proportional to 9,769,501.70, 13,483,526.19 and 5,419,989.26
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Solution
The fourth proportional to 9,769,501.70, 13,483,526.19 and 5,419,989.26 is: 7,480,480.52
Step by Step Solution
- Step 1: Write the proportion equation
9,769,501.70 : 13,483,526.19 = 5,419,989.26 : x - Step 2: Convert to fraction form
9,769,501.70/13,483,526.19 = 5,419,989.26/x - Step 3: Cross multiply
9,769,501.70x = 13,483,526.19 × 5,419,989.26 - Step 4: Simplify right side
9,769,501.70x = 73,080,567,175,394.19 - Step 5: Solve for x
x = 73,080,567,175,394.19/9,769,501.70 - Step 6: Final answer
x = 7,480,480.52
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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.