Finding the Fourth Proportional to 5,124,393.10, 7,071,664.26 and 2,832,553.18
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Solution
The fourth proportional to 5,124,393.10, 7,071,664.26 and 2,832,553.18 is: 3,908,924.37
Step by Step Solution
- Step 1: Write the proportion equation
5,124,393.10 : 7,071,664.26 = 2,832,553.18 : x - Step 2: Convert to fraction form
5,124,393.10/7,071,664.26 = 2,832,553.18/x - Step 3: Cross multiply
5,124,393.10x = 7,071,664.26 × 2,832,553.18 - Step 4: Simplify right side
5,124,393.10x = 20,030,865,087,555.35 - Step 5: Solve for x
x = 20,030,865,087,555.35/5,124,393.10 - Step 6: Final answer
x = 3,908,924.37
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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.