Finding the Fourth Proportional to 19,536,796.74, 26,962,434.09 and 10,837,770.96
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Solution
The fourth proportional to 19,536,796.74, 26,962,434.09 and 10,837,770.96 is: 14,957,041.79
Step by Step Solution
- Step 1: Write the proportion equation
19,536,796.74 : 26,962,434.09 = 10,837,770.96 : x - Step 2: Convert to fraction form
19,536,796.74/26,962,434.09 = 10,837,770.96/x - Step 3: Cross multiply
19,536,796.74x = 26,962,434.09 × 10,837,770.96 - Step 4: Simplify right side
19,536,796.74x = 292,212,685,191,516.06 - Step 5: Solve for x
x = 292,212,685,191,516.06/19,536,796.74 - Step 6: Final answer
x = 14,957,041.79
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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.