Finding the Fourth Proportional to 7,369,396.65, 11,056,145.76 and 3,215,161.94
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Solution
The fourth proportional to 7,369,396.65, 11,056,145.76 and 3,215,161.94 is: 4,823,637.63
Step by Step Solution
- Step 1: Write the proportion equation
7,369,396.65 : 11,056,145.76 = 3,215,161.94 : x - Step 2: Convert to fraction form
7,369,396.65/11,056,145.76 = 3,215,161.94/x - Step 3: Cross multiply
7,369,396.65x = 11,056,145.76 × 3,215,161.94 - Step 4: Simplify right side
7,369,396.65x = 35,547,298,995,363.65 - Step 5: Solve for x
x = 35,547,298,995,363.65/7,369,396.65 - Step 6: Final answer
x = 4,823,637.63
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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.