Finding the Fourth Proportional to 34,018,904.83, 46,946,863.17 and 19,332,256.99
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Solution
The fourth proportional to 34,018,904.83, 46,946,863.17 and 19,332,256.99 is: 26,678,954.78
Step by Step Solution
- Step 1: Write the proportion equation
34,018,904.83 : 46,946,863.17 = 19,332,256.99 : x - Step 2: Convert to fraction form
34,018,904.83/46,946,863.17 = 19,332,256.99/x - Step 3: Cross multiply
34,018,904.83x = 46,946,863.17 × 19,332,256.99 - Step 4: Simplify right side
34,018,904.83x = 907,588,823,676,806 - Step 5: Solve for x
x = 907,588,823,676,806/34,018,904.83 - Step 6: Final answer
x = 26,678,954.78
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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.