Finding the Fourth Proportional to 8,936,893.49, 12,334,201.83 and 4,964,070.96
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Solution
The fourth proportional to 8,936,893.49, 12,334,201.83 and 4,964,070.96 is: 6,851,133.81
Step by Step Solution
- Step 1: Write the proportion equation
8,936,893.49 : 12,334,201.83 = 4,964,070.96 : x - Step 2: Convert to fraction form
8,936,893.49/12,334,201.83 = 4,964,070.96/x - Step 3: Cross multiply
8,936,893.49x = 12,334,201.83 × 4,964,070.96 - Step 4: Simplify right side
8,936,893.49x = 61,227,853,119,081.86 - Step 5: Solve for x
x = 61,227,853,119,081.86/8,936,893.49 - Step 6: Final answer
x = 6,851,133.81
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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.