Finding the Fourth Proportional to 7,006,364.93, 9,668,789.62 and 3,908,888.76
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Solution
The fourth proportional to 7,006,364.93, 9,668,789.62 and 3,908,888.76 is: 5,394,269.85
Step by Step Solution
- Step 1: Write the proportion equation
7,006,364.93 : 9,668,789.62 = 3,908,888.76 : x - Step 2: Convert to fraction form
7,006,364.93/9,668,789.62 = 3,908,888.76/x - Step 3: Cross multiply
7,006,364.93x = 9,668,789.62 × 3,908,888.76 - Step 4: Simplify right side
7,006,364.93x = 37,794,223,085,360.41 - Step 5: Solve for x
x = 37,794,223,085,360.41/7,006,364.93 - Step 6: Final answer
x = 5,394,269.85
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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.