Finding the Fourth Proportional to 29,579,465.46, 40,821,774.72 and 16,348,357.74
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Solution
The fourth proportional to 29,579,465.46, 40,821,774.72 and 16,348,357.74 is: 22,561,901.18
Step by Step Solution
- Step 1: Write the proportion equation
29,579,465.46 : 40,821,774.72 = 16,348,357.74 : x - Step 2: Convert to fraction form
29,579,465.46/40,821,774.72 = 16,348,357.74/x - Step 3: Cross multiply
29,579,465.46x = 40,821,774.72 × 16,348,357.74 - Step 4: Simplify right side
29,579,465.46x = 667,368,976,704,248.38 - Step 5: Solve for x
x = 667,368,976,704,248.38/29,579,465.46 - Step 6: Final answer
x = 22,561,901.18
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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.