Finding the Fourth Proportional to 42,204,152.08, 58,241,729.88 and 22,888,568.08
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Solution
The fourth proportional to 42,204,152.08, 58,241,729.88 and 22,888,568.08 is: 31,586,223.96
Step by Step Solution
- Step 1: Write the proportion equation
42,204,152.08 : 58,241,729.88 = 22,888,568.08 : x - Step 2: Convert to fraction form
42,204,152.08/58,241,729.88 = 22,888,568.08/x - Step 3: Cross multiply
42,204,152.08x = 58,241,729.88 × 22,888,568.08 - Step 4: Simplify right side
42,204,152.08x = 1,333,069,799,455,350.25 - Step 5: Solve for x
x = 1,333,069,799,455,350.25/42,204,152.08 - Step 6: Final answer
x = 31,586,223.96
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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.