Finding the Fourth Proportional to 26,203,496.63, 36,163,516.19 and 15,752,896.23
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Solution
The fourth proportional to 26,203,496.63, 36,163,516.19 and 15,752,896.23 is: 21,740,614.46
Step by Step Solution
- Step 1: Write the proportion equation
26,203,496.63 : 36,163,516.19 = 15,752,896.23 : x - Step 2: Convert to fraction form
26,203,496.63/36,163,516.19 = 15,752,896.23/x - Step 3: Cross multiply
26,203,496.63x = 36,163,516.19 × 15,752,896.23 - Step 4: Simplify right side
26,203,496.63x = 569,680,117,852,995 - Step 5: Solve for x
x = 569,680,117,852,995/26,203,496.63 - Step 6: Final answer
x = 21,740,614.46
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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.