Finding the Fourth Proportional to 7,015,841.97, 9,676,526.94 and 6,037,430.11
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Solution
The fourth proportional to 7,015,841.97, 9,676,526.94 and 6,037,430.11 is: 8,327,062.58
Step by Step Solution
- Step 1: Write the proportion equation
7,015,841.97 : 9,676,526.94 = 6,037,430.11 : x - Step 2: Convert to fraction form
7,015,841.97/9,676,526.94 = 6,037,430.11/x - Step 3: Cross multiply
7,015,841.97x = 9,676,526.94 × 6,037,430.11 - Step 4: Simplify right side
7,015,841.97x = 58,421,355,059,399.53 - Step 5: Solve for x
x = 58,421,355,059,399.53/7,015,841.97 - Step 6: Final answer
x = 8,327,062.58
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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.