Finding the Fourth Proportional to 16,268,965.84, 24,403,343.05 and 4,138,325.65
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Solution
The fourth proportional to 16,268,965.84, 24,403,343.05 and 4,138,325.65 is: 6,207,461.58
Step by Step Solution
- Step 1: Write the proportion equation
16,268,965.84 : 24,403,343.05 = 4,138,325.65 : x - Step 2: Convert to fraction form
16,268,965.84/24,403,343.05 = 4,138,325.65/x - Step 3: Cross multiply
16,268,965.84x = 24,403,343.05 × 4,138,325.65 - Step 4: Simplify right side
16,268,965.84x = 100,988,980,346,855.89 - Step 5: Solve for x
x = 100,988,980,346,855.89/16,268,965.84 - Step 6: Final answer
x = 6,207,461.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.