Finding the Fourth Proportional to 26,768,473.91, 36,940,715.43 and 14,545,330.91
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Solution
The fourth proportional to 26,768,473.91, 36,940,715.43 and 14,545,330.91 is: 20,072,676.97
Step by Step Solution
- Step 1: Write the proportion equation
26,768,473.91 : 36,940,715.43 = 14,545,330.91 : x - Step 2: Convert to fraction form
26,768,473.91/36,940,715.43 = 14,545,330.91/x - Step 3: Cross multiply
26,768,473.91x = 36,940,715.43 × 14,545,330.91 - Step 4: Simplify right side
26,768,473.91x = 537,314,929,852,777.88 - Step 5: Solve for x
x = 537,314,929,852,777.88/26,768,473.91 - Step 6: Final answer
x = 20,072,676.97
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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.