Finding the Fourth Proportional to 5,236,963.10, 7,226,374.13 and 2,913,306.34
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Solution
The fourth proportional to 5,236,963.10, 7,226,374.13 and 2,913,306.34 is: 4,020,009.52
Step by Step Solution
- Step 1: Write the proportion equation
5,236,963.10 : 7,226,374.13 = 2,913,306.34 : x - Step 2: Convert to fraction form
5,236,963.10/7,226,374.13 = 2,913,306.34/x - Step 3: Cross multiply
5,236,963.10x = 7,226,374.13 × 2,913,306.34 - Step 4: Simplify right side
5,236,963.10x = 21,052,641,517,442.58 - Step 5: Solve for x
x = 21,052,641,517,442.58/5,236,963.10 - Step 6: Final answer
x = 4,020,009.52
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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.