Finding the Fourth Proportional to 8,293,919.04, 11,445,202.80 and 4,623,235.20
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Solution
The fourth proportional to 8,293,919.04, 11,445,202.80 and 4,623,235.20 is: 6,379,838.55
Step by Step Solution
- Step 1: Write the proportion equation
8,293,919.04 : 11,445,202.80 = 4,623,235.20 : x - Step 2: Convert to fraction form
8,293,919.04/11,445,202.80 = 4,623,235.20/x - Step 3: Cross multiply
8,293,919.04x = 11,445,202.80 × 4,623,235.20 - Step 4: Simplify right side
8,293,919.04x = 52,913,864,456,098.56 - Step 5: Solve for x
x = 52,913,864,456,098.56/8,293,919.04 - Step 6: Final answer
x = 6,379,838.55
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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.