Finding the Fourth Proportional to 29,402,718.93, 40,575,785.99 and 16,349,697.68
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Solution
The fourth proportional to 29,402,718.93, 40,575,785.99 and 16,349,697.68 is: 22,562,601.62
Step by Step Solution
- Step 1: Write the proportion equation
29,402,718.93 : 40,575,785.99 = 16,349,697.68 : x - Step 2: Convert to fraction form
29,402,718.93/40,575,785.99 = 16,349,697.68/x - Step 3: Cross multiply
29,402,718.93x = 40,575,785.99 × 16,349,697.68 - Step 4: Simplify right side
29,402,718.93x = 663,401,833,780,252.12 - Step 5: Solve for x
x = 663,401,833,780,252.12/29,402,718.93 - Step 6: Final answer
x = 22,562,601.62
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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.