Finding the Fourth Proportional to 38,659,468.39, 53,350,277.30 and 22,765,246.63
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Solution
The fourth proportional to 38,659,468.39, 53,350,277.30 and 22,765,246.63 is: 31,416,164.55
Step by Step Solution
- Step 1: Write the proportion equation
38,659,468.39 : 53,350,277.30 = 22,765,246.63 : x - Step 2: Convert to fraction form
38,659,468.39/53,350,277.30 = 22,765,246.63/x - Step 3: Cross multiply
38,659,468.39x = 53,350,277.30 × 22,765,246.63 - Step 4: Simplify right side
38,659,468.39x = 1,214,532,220,351,558.25 - Step 5: Solve for x
x = 1,214,532,220,351,558.25/38,659,468.39 - Step 6: Final answer
x = 31,416,164.55
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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.