Finding the Fourth Proportional to 29,239,768.13, 40,349,281.41 and 16,006,385.07
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Solution
The fourth proportional to 29,239,768.13, 40,349,281.41 and 16,006,385.07 is: 22,087,936.29
Step by Step Solution
- Step 1: Write the proportion equation
29,239,768.13 : 40,349,281.41 = 16,006,385.07 : x - Step 2: Convert to fraction form
29,239,768.13/40,349,281.41 = 16,006,385.07/x - Step 3: Cross multiply
29,239,768.13x = 40,349,281.41 × 16,006,385.07 - Step 4: Simplify right side
29,239,768.13x = 645,846,135,546,252.50 - Step 5: Solve for x
x = 645,846,135,546,252.50/29,239,768.13 - Step 6: Final answer
x = 22,087,936.29
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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.