Finding the Fourth Proportional to 10,307,583.70, 15,461,422.45 and 3,484,193.42
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Solution
The fourth proportional to 10,307,583.70, 15,461,422.45 and 3,484,193.42 is: 5,226,305.99
Step by Step Solution
- Step 1: Write the proportion equation
10,307,583.70 : 15,461,422.45 = 3,484,193.42 : x - Step 2: Convert to fraction form
10,307,583.70/15,461,422.45 = 3,484,193.42/x - Step 3: Cross multiply
10,307,583.70x = 15,461,422.45 × 3,484,193.42 - Step 4: Simplify right side
10,307,583.70x = 53,870,586,389,479.16 - Step 5: Solve for x
x = 53,870,586,389,479.16/10,307,583.70 - Step 6: Final answer
x = 5,226,305.99
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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.