Finding the Fourth Proportional to 10,973,691.27, 15,143,495.81 and 6,078,898.26
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Solution
The fourth proportional to 10,973,691.27, 15,143,495.81 and 6,078,898.26 is: 8,388,769.83
Step by Step Solution
- Step 1: Write the proportion equation
10,973,691.27 : 15,143,495.81 = 6,078,898.26 : x - Step 2: Convert to fraction form
10,973,691.27/15,143,495.81 = 6,078,898.26/x - Step 3: Cross multiply
10,973,691.27x = 15,143,495.81 × 6,078,898.26 - Step 4: Simplify right side
10,973,691.27x = 92,055,770,299,331.80 - Step 5: Solve for x
x = 92,055,770,299,331.80/10,973,691.27 - Step 6: Final answer
x = 8,388,769.83
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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.