Finding the Fourth Proportional to 39,011,654.70, 53,798,934.06 and 23,328,124.97
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Solution
The fourth proportional to 39,011,654.70, 53,798,934.06 and 23,328,124.97 is: 32,170,597.90
Step by Step Solution
- Step 1: Write the proportion equation
39,011,654.70 : 53,798,934.06 = 23,328,124.97 : x - Step 2: Convert to fraction form
39,011,654.70/53,798,934.06 = 23,328,124.97/x - Step 3: Cross multiply
39,011,654.70x = 53,798,934.06 × 23,328,124.97 - Step 4: Simplify right side
39,011,654.70x = 1,255,028,256,735,474.75 - Step 5: Solve for x
x = 1,255,028,256,735,474.75/39,011,654.70 - Step 6: Final answer
x = 32,170,597.90
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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.