Finding the Fourth Proportional to 5,488,844.40, 7,574,492.12 and 3,041,433.99
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Solution
The fourth proportional to 5,488,844.40, 7,574,492.12 and 3,041,433.99 is: 4,197,116.20
Step by Step Solution
- Step 1: Write the proportion equation
5,488,844.40 : 7,574,492.12 = 3,041,433.99 : x - Step 2: Convert to fraction form
5,488,844.40/7,574,492.12 = 3,041,433.99/x - Step 3: Cross multiply
5,488,844.40x = 7,574,492.12 × 3,041,433.99 - Step 4: Simplify right side
5,488,844.40x = 23,037,317,775,547.99 - Step 5: Solve for x
x = 23,037,317,775,547.99/5,488,844.40 - Step 6: Final answer
x = 4,197,116.20
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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.