Finding the Fourth Proportional to 5,913,454.08, 8,160,551.26 and 3,299,930.74
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Solution
The fourth proportional to 5,913,454.08, 8,160,551.26 and 3,299,930.74 is: 4,553,895.84
Step by Step Solution
- Step 1: Write the proportion equation
5,913,454.08 : 8,160,551.26 = 3,299,930.74 : x - Step 2: Convert to fraction form
5,913,454.08/8,160,551.26 = 3,299,930.74/x - Step 3: Cross multiply
5,913,454.08x = 8,160,551.26 × 3,299,930.74 - Step 4: Simplify right side
5,913,454.08x = 26,929,253,958,219.73 - Step 5: Solve for x
x = 26,929,253,958,219.73/5,913,454.08 - Step 6: Final answer
x = 4,553,895.84
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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.