Finding the Fourth Proportional to 7,598,349.80, 10,485,727.07 and 4,113,689.46
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Solution
The fourth proportional to 7,598,349.80, 10,485,727.07 and 4,113,689.46 is: 5,676,893.81
Step by Step Solution
- Step 1: Write the proportion equation
7,598,349.80 : 10,485,727.07 = 4,113,689.46 : x - Step 2: Convert to fraction form
7,598,349.80/10,485,727.07 = 4,113,689.46/x - Step 3: Cross multiply
7,598,349.80x = 10,485,727.07 × 4,113,689.46 - Step 4: Simplify right side
7,598,349.80x = 43,135,024,907,727.23 - Step 5: Solve for x
x = 43,135,024,907,727.23/7,598,349.80 - Step 6: Final answer
x = 5,676,893.81
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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.