Finding the Fourth Proportional to 6,346,770.88, 8,756,380.92 and 4,056,252.88
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Solution
The fourth proportional to 6,346,770.88, 8,756,380.92 and 4,056,252.88 is: 5,596,246.66
Step by Step Solution
- Step 1: Write the proportion equation
6,346,770.88 : 8,756,380.92 = 4,056,252.88 : x - Step 2: Convert to fraction form
6,346,770.88/8,756,380.92 = 4,056,252.88/x - Step 3: Cross multiply
6,346,770.88x = 8,756,380.92 × 4,056,252.88 - Step 4: Simplify right side
6,346,770.88x = 35,518,095,325,127.05 - Step 5: Solve for x
x = 35,518,095,325,127.05/6,346,770.88 - Step 6: Final answer
x = 5,596,246.66
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1.5x scale
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.