Finding the Fourth Proportional to 5,095,007.13, 7,031,140.42 and 2,771,916.31
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Solution
The fourth proportional to 5,095,007.13, 7,031,140.42 and 2,771,916.31 is: 3,825,261.15
Step by Step Solution
- Step 1: Write the proportion equation
5,095,007.13 : 7,031,140.42 = 2,771,916.31 : x - Step 2: Convert to fraction form
5,095,007.13/7,031,140.42 = 2,771,916.31/x - Step 3: Cross multiply
5,095,007.13x = 7,031,140.42 × 2,771,916.31 - Step 4: Simplify right side
5,095,007.13x = 19,489,732,809,957.38 - Step 5: Solve for x
x = 19,489,732,809,957.38/5,095,007.13 - Step 6: Final answer
x = 3,825,261.15
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1.5x scale
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.