Finding the Fourth Proportional to 29,413,798.12, 40,591,039.62 and 16,536,742.12
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Solution
The fourth proportional to 29,413,798.12, 40,591,039.62 and 16,536,742.12 is: 22,820,703.12
Step by Step Solution
- Step 1: Write the proportion equation
29,413,798.12 : 40,591,039.62 = 16,536,742.12 : x - Step 2: Convert to fraction form
29,413,798.12/40,591,039.62 = 16,536,742.12/x - Step 3: Cross multiply
29,413,798.12x = 40,591,039.62 × 16,536,742.12 - Step 4: Simplify right side
29,413,798.12x = 671,243,554,578,642.75 - Step 5: Solve for x
x = 671,243,554,578,642.75/29,413,798.12 - Step 6: Final answer
x = 22,820,703.12
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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.