Finding the Fourth Proportional to 8,839,398.10, 13,259,097.15 and 3,159,807.70
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Solution
The fourth proportional to 8,839,398.10, 13,259,097.15 and 3,159,807.70 is: 4,739,711.55
Step by Step Solution
- Step 1: Write the proportion equation
8,839,398.10 : 13,259,097.15 = 3,159,807.70 : x - Step 2: Convert to fraction form
8,839,398.10/13,259,097.15 = 3,159,807.70/x - Step 3: Cross multiply
8,839,398.10x = 13,259,097.15 × 3,159,807.70 - Step 4: Simplify right side
8,839,398.10x = 41,896,197,269,618.06 - Step 5: Solve for x
x = 41,896,197,269,618.06/8,839,398.10 - Step 6: Final answer
x = 4,739,711.55
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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.