Finding the Fourth Proportional to 34,423,884.23, 47,506,126.14 and 18,743,516.84
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Solution
The fourth proportional to 34,423,884.23, 47,506,126.14 and 18,743,516.84 is: 25,866,688.07
Step by Step Solution
- Step 1: Write the proportion equation
34,423,884.23 : 47,506,126.14 = 18,743,516.84 : x - Step 2: Convert to fraction form
34,423,884.23/47,506,126.14 = 18,743,516.84/x - Step 3: Cross multiply
34,423,884.23x = 47,506,126.14 × 18,743,516.84 - Step 4: Simplify right side
34,423,884.23x = 890,431,875,427,019.62 - Step 5: Solve for x
x = 890,431,875,427,019.62/34,423,884.23 - Step 6: Final answer
x = 25,866,688.07
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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.