Finding the Fourth Proportional to 26,419,731.84, 36,461,226.78 and 14,661,226.08
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Solution
The fourth proportional to 26,419,731.84, 36,461,226.78 and 14,661,226.08 is: 20,233,600.11
Step by Step Solution
- Step 1: Write the proportion equation
26,419,731.84 : 36,461,226.78 = 14,661,226.08 : x - Step 2: Convert to fraction form
26,419,731.84/36,461,226.78 = 14,661,226.08/x - Step 3: Cross multiply
26,419,731.84x = 36,461,226.78 × 14,661,226.08 - Step 4: Simplify right side
26,419,731.84x = 534,566,288,975,730.44 - Step 5: Solve for x
x = 534,566,288,975,730.44/26,419,731.84 - Step 6: Final answer
x = 20,233,600.11
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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.