Finding the Fourth Proportional to 15,166,762.30, 22,751,396.12 and 4,931,389.68
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Solution
The fourth proportional to 15,166,762.30, 22,751,396.12 and 4,931,389.68 is: 7,397,491.82
Step by Step Solution
- Step 1: Write the proportion equation
15,166,762.30 : 22,751,396.12 = 4,931,389.68 : x - Step 2: Convert to fraction form
15,166,762.30/22,751,396.12 = 4,931,389.68/x - Step 3: Cross multiply
15,166,762.30x = 22,751,396.12 × 4,931,389.68 - Step 4: Simplify right side
15,166,762.30x = 112,196,000,031,760.05 - Step 5: Solve for x
x = 112,196,000,031,760.05/15,166,762.30 - Step 6: Final answer
x = 7,397,491.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.