Finding the Fourth Proportional to 14,207,474.49, 21,316,580.41 and 8,531,655.45
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Solution
The fourth proportional to 14,207,474.49, 21,316,580.41 and 8,531,655.45 is: 12,800,707.09
Step by Step Solution
- Step 1: Write the proportion equation
14,207,474.49 : 21,316,580.41 = 8,531,655.45 : x - Step 2: Convert to fraction form
14,207,474.49/21,316,580.41 = 8,531,655.45/x - Step 3: Cross multiply
14,207,474.49x = 21,316,580.41 × 8,531,655.45 - Step 4: Simplify right side
14,207,474.49x = 181,865,719,323,756.84 - Step 5: Solve for x
x = 181,865,719,323,756.84/14,207,474.49 - Step 6: Final answer
x = 12,800,707.09
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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.