Finding the Fourth Proportional to 57,480,683.06, 79,311,501.30 and 33,029,673.14
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Solution
The fourth proportional to 57,480,683.06, 79,311,501.30 and 33,029,673.14 is: 45,574,144.65
Step by Step Solution
- Step 1: Write the proportion equation
57,480,683.06 : 79,311,501.30 = 33,029,673.14 : x - Step 2: Convert to fraction form
57,480,683.06/79,311,501.30 = 33,029,673.14/x - Step 3: Cross multiply
57,480,683.06x = 79,311,501.30 × 33,029,673.14 - Step 4: Simplify right side
57,480,683.06x = 2,619,632,964,181,685 - Step 5: Solve for x
x = 2,619,632,964,181,685/57,480,683.06 - Step 6: Final answer
x = 45,574,144.65
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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.