Finding the Fourth Proportional to 5,561,864.36, 7,671,407.14 and 5,104,452.84
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Solution
The fourth proportional to 5,561,864.36, 7,671,407.14 and 5,104,452.84 is: 7,040,505.38
Step by Step Solution
- Step 1: Write the proportion equation
5,561,864.36 : 7,671,407.14 = 5,104,452.84 : x - Step 2: Convert to fraction form
5,561,864.36/7,671,407.14 = 5,104,452.84/x - Step 3: Cross multiply
5,561,864.36x = 7,671,407.14 × 5,104,452.84 - Step 4: Simplify right side
5,561,864.36x = 39,158,335,962,569.27 - Step 5: Solve for x
x = 39,158,335,962,569.27/5,561,864.36 - Step 6: Final answer
x = 7,040,505.38
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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.