Finding the Fourth Proportional to 26,293,560.98, 39,619,814.18 and 21,606,251.36
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Solution
The fourth proportional to 26,293,560.98, 39,619,814.18 and 21,606,251.36 is: 32,556,855.44
Step by Step Solution
- Step 1: Write the proportion equation
26,293,560.98 : 39,619,814.18 = 21,606,251.36 : x - Step 2: Convert to fraction form
26,293,560.98/39,619,814.18 = 21,606,251.36/x - Step 3: Cross multiply
26,293,560.98x = 39,619,814.18 × 21,606,251.36 - Step 4: Simplify right side
26,293,560.98x = 856,035,663,703,441.88 - Step 5: Solve for x
x = 856,035,663,703,441.88/26,293,560.98 - Step 6: Final answer
x = 32,556,855.44
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.