Finding the Fourth Proportional to 38,937,604.90, 53,727,925.99 and 22,414,536.80
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Solution
The fourth proportional to 38,937,604.90, 53,727,925.99 and 22,414,536.80 is: 30,928,624.84
Step by Step Solution
- Step 1: Write the proportion equation
38,937,604.90 : 53,727,925.99 = 22,414,536.80 : x - Step 2: Convert to fraction form
38,937,604.90/53,727,925.99 = 22,414,536.80/x - Step 3: Cross multiply
38,937,604.90x = 53,727,925.99 × 22,414,536.80 - Step 4: Simplify right side
38,937,604.90x = 1,204,286,574,290,531.50 - Step 5: Solve for x
x = 1,204,286,574,290,531.50/38,937,604.90 - Step 6: Final answer
x = 30,928,624.84
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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.