Finding the Fourth Proportional to 29,394,698.02, 40,564,841.03 and 16,164,728.10
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Solution
The fourth proportional to 29,394,698.02, 40,564,841.03 and 16,164,728.10 is: 22,307,411.53
Step by Step Solution
- Step 1: Write the proportion equation
29,394,698.02 : 40,564,841.03 = 16,164,728.10 : x - Step 2: Convert to fraction form
29,394,698.02/40,564,841.03 = 16,164,728.10/x - Step 3: Cross multiply
29,394,698.02x = 40,564,841.03 × 16,164,728.10 - Step 4: Simplify right side
29,394,698.02x = 655,719,625,669,674 - Step 5: Solve for x
x = 655,719,625,669,674/29,394,698.02 - Step 6: Final answer
x = 22,307,411.53
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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.