Finding the Fourth Proportional to 35,391,372.48, 53,086,953.24 and 15,937,822.80
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Solution
The fourth proportional to 35,391,372.48, 53,086,953.24 and 15,937,822.80 is: 23,906,686.70
Step by Step Solution
- Step 1: Write the proportion equation
35,391,372.48 : 53,086,953.24 = 15,937,822.80 : x - Step 2: Convert to fraction form
35,391,372.48/53,086,953.24 = 15,937,822.80/x - Step 3: Cross multiply
35,391,372.48x = 53,086,953.24 × 15,937,822.80 - Step 4: Simplify right side
35,391,372.48x = 846,090,453,731,006 - Step 5: Solve for x
x = 846,090,453,731,006/35,391,372.48 - Step 6: Final answer
x = 23,906,686.70
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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.