Finding the Fourth Proportional to 7,596,409.64, 11,394,565.25 and 1,916,639.42
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Solution
The fourth proportional to 7,596,409.64, 11,394,565.25 and 1,916,639.42 is: 2,874,946.71
Step by Step Solution
- Step 1: Write the proportion equation
7,596,409.64 : 11,394,565.25 = 1,916,639.42 : x - Step 2: Convert to fraction form
7,596,409.64/11,394,565.25 = 1,916,639.42/x - Step 3: Cross multiply
7,596,409.64x = 11,394,565.25 × 1,916,639.42 - Step 4: Simplify right side
7,596,409.64x = 21,839,272,865,356.13 - Step 5: Solve for x
x = 21,839,272,865,356.13/7,596,409.64 - Step 6: Final answer
x = 2,874,946.71
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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.