Finding the Fourth Proportional to 10,206,459, 15,307,269.98 and 2,919,694.08
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Solution
The fourth proportional to 10,206,459, 15,307,269.98 and 2,919,694.08 is: 4,378,849.27
Step by Step Solution
- Step 1: Write the proportion equation
10,206,459 : 15,307,269.98 = 2,919,694.08 : x - Step 2: Convert to fraction form
10,206,459/15,307,269.98 = 2,919,694.08/x - Step 3: Cross multiply
10,206,459x = 15,307,269.98 × 2,919,694.08 - Step 4: Simplify right side
10,206,459x = 44,692,545,541,567.72 - Step 5: Solve for x
x = 44,692,545,541,567.72/10,206,459 - Step 6: Final answer
x = 4,378,849.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.