Finding the Fourth Proportional to 7,927,073.62, 11,886,283.24 and 2,386,801.19
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Solution
The fourth proportional to 7,927,073.62, 11,886,283.24 and 2,386,801.19 is: 3,578,898.89
Step by Step Solution
- Step 1: Write the proportion equation
7,927,073.62 : 11,886,283.24 = 2,386,801.19 : x - Step 2: Convert to fraction form
7,927,073.62/11,886,283.24 = 2,386,801.19/x - Step 3: Cross multiply
7,927,073.62x = 11,886,283.24 × 2,386,801.19 - Step 4: Simplify right side
7,927,073.62x = 28,370,194,981,909.05 - Step 5: Solve for x
x = 28,370,194,981,909.05/7,927,073.62 - Step 6: Final answer
x = 3,578,898.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.