Finding the Fourth Proportional to 6,325,110.96, 8,728,547.28 and 3,424,478.28
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Solution
The fourth proportional to 6,325,110.96, 8,728,547.28 and 3,424,478.28 is: 4,725,722.72
Step by Step Solution
- Step 1: Write the proportion equation
6,325,110.96 : 8,728,547.28 = 3,424,478.28 : x - Step 2: Convert to fraction form
6,325,110.96/8,728,547.28 = 3,424,478.28/x - Step 3: Cross multiply
6,325,110.96x = 8,728,547.28 × 3,424,478.28 - Step 4: Simplify right side
6,325,110.96x = 29,890,720,576,313.07 - Step 5: Solve for x
x = 29,890,720,576,313.07/6,325,110.96 - Step 6: Final answer
x = 4,725,722.72
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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.