Finding the Fourth Proportional to 33,246,512.57, 45,895,737.68 and 19,305,152.10
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Solution
The fourth proportional to 33,246,512.57, 45,895,737.68 and 19,305,152.10 is: 26,650,139.47
Step by Step Solution
- Step 1: Write the proportion equation
33,246,512.57 : 45,895,737.68 = 19,305,152.10 : x - Step 2: Convert to fraction form
33,246,512.57/45,895,737.68 = 19,305,152.10/x - Step 3: Cross multiply
33,246,512.57x = 45,895,737.68 × 19,305,152.10 - Step 4: Simplify right side
33,246,512.57x = 886,024,196,672,314.62 - Step 5: Solve for x
x = 886,024,196,672,314.62/33,246,512.57 - Step 6: Final answer
x = 26,650,139.47
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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.