Finding the Fourth Proportional to 13,077,019.09, 19,615,331.40 and 5,883,473.08
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Solution
The fourth proportional to 13,077,019.09, 19,615,331.40 and 5,883,473.08 is: 8,825,120.88
Step by Step Solution
- Step 1: Write the proportion equation
13,077,019.09 : 19,615,331.40 = 5,883,473.08 : x - Step 2: Convert to fraction form
13,077,019.09/19,615,331.40 = 5,883,473.08/x - Step 3: Cross multiply
13,077,019.09x = 19,615,331.40 × 5,883,473.08 - Step 4: Simplify right side
13,077,019.09x = 115,406,274,247,178.70 - Step 5: Solve for x
x = 115,406,274,247,178.70/13,077,019.09 - Step 6: Final answer
x = 8,825,120.88
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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.