Finding the Fourth Proportional to 29,473,340.74, 40,672,256.79 and 16,916,462.44
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Solution
The fourth proportional to 29,473,340.74, 40,672,256.79 and 16,916,462.44 is: 23,344,170.94
Step by Step Solution
- Step 1: Write the proportion equation
29,473,340.74 : 40,672,256.79 = 16,916,462.44 : x - Step 2: Convert to fraction form
29,473,340.74/40,672,256.79 = 16,916,462.44/x - Step 3: Cross multiply
29,473,340.74x = 40,672,256.79 × 16,916,462.44 - Step 4: Simplify right side
29,473,340.74x = 688,030,704,338,070 - Step 5: Solve for x
x = 688,030,704,338,070/29,473,340.74 - Step 6: Final answer
x = 23,344,170.94
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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.