Finding the Fourth Proportional to 29,167,235.12, 40,251,206.59 and 16,114,794.28
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Solution
The fourth proportional to 29,167,235.12, 40,251,206.59 and 16,114,794.28 is: 22,238,649.32
Step by Step Solution
- Step 1: Write the proportion equation
29,167,235.12 : 40,251,206.59 = 16,114,794.28 : x - Step 2: Convert to fraction form
29,167,235.12/40,251,206.59 = 16,114,794.28/x - Step 3: Cross multiply
29,167,235.12x = 40,251,206.59 × 16,114,794.28 - Step 4: Simplify right side
29,167,235.12x = 648,639,913,578,715.25 - Step 5: Solve for x
x = 648,639,913,578,715.25/29,167,235.12 - Step 6: Final answer
x = 22,238,649.32
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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.