Finding the Fourth Proportional to 29,238,420.07, 40,349,338.56 and 16,185,896.96
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Solution
The fourth proportional to 29,238,420.07, 40,349,338.56 and 16,185,896.96 is: 22,336,714.32
Step by Step Solution
- Step 1: Write the proportion equation
29,238,420.07 : 40,349,338.56 = 16,185,896.96 : x - Step 2: Convert to fraction form
29,238,420.07/40,349,338.56 = 16,185,896.96/x - Step 3: Cross multiply
29,238,420.07x = 40,349,338.56 × 16,185,896.96 - Step 4: Simplify right side
29,238,420.07x = 653,090,236,293,585.50 - Step 5: Solve for x
x = 653,090,236,293,585.50/29,238,420.07 - Step 6: Final answer
x = 22,336,714.32
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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.