Finding the Fourth Proportional to 28,869,874.24, 43,304,794.80 and 26,956,688.80
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Solution
The fourth proportional to 28,869,874.24, 43,304,794.80 and 26,956,688.80 is: 40,435,017.74
Step by Step Solution
- Step 1: Write the proportion equation
28,869,874.24 : 43,304,794.80 = 26,956,688.80 : x - Step 2: Convert to fraction form
28,869,874.24/43,304,794.80 = 26,956,688.80/x - Step 3: Cross multiply
28,869,874.24x = 43,304,794.80 × 26,956,688.80 - Step 4: Simplify right side
28,869,874.24x = 1,167,353,876,971,458.25 - Step 5: Solve for x
x = 1,167,353,876,971,458.25/28,869,874.24 - Step 6: Final answer
x = 40,435,017.74
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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.