Finding the Fourth Proportional to 24,451,501.68, 33,743,881.26 and 13,438,641.75
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Solution
The fourth proportional to 24,451,501.68, 33,743,881.26 and 13,438,641.75 is: 18,545,770.21
Step by Step Solution
- Step 1: Write the proportion equation
24,451,501.68 : 33,743,881.26 = 13,438,641.75 : x - Step 2: Convert to fraction form
24,451,501.68/33,743,881.26 = 13,438,641.75/x - Step 3: Cross multiply
24,451,501.68x = 33,743,881.26 × 13,438,641.75 - Step 4: Simplify right side
24,451,501.68x = 453,471,931,507,678.56 - Step 5: Solve for x
x = 453,471,931,507,678.56/24,451,501.68 - Step 6: Final answer
x = 18,545,770.21
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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.