Finding the Fourth Proportional to 29,258,835.63, 40,377,192.42 and 16,206,935.36
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Solution
The fourth proportional to 29,258,835.63, 40,377,192.42 and 16,206,935.36 is: 22,365,570.38
Step by Step Solution
- Step 1: Write the proportion equation
29,258,835.63 : 40,377,192.42 = 16,206,935.36 : x - Step 2: Convert to fraction form
29,258,835.63/40,377,192.42 = 16,206,935.36/x - Step 3: Cross multiply
29,258,835.63x = 40,377,192.42 × 16,206,935.36 - Step 4: Simplify right side
29,258,835.63x = 654,390,547,569,222 - Step 5: Solve for x
x = 654,390,547,569,222/29,258,835.63 - Step 6: Final answer
x = 22,365,570.38
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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.