Finding the Fourth Proportional to 38,231,323.80, 57,346,985.70 and 27,549,359.70
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Solution
The fourth proportional to 38,231,323.80, 57,346,985.70 and 27,549,359.70 is: 41,324,039.55
Step by Step Solution
- Step 1: Write the proportion equation
38,231,323.80 : 57,346,985.70 = 27,549,359.70 : x - Step 2: Convert to fraction form
38,231,323.80/57,346,985.70 = 27,549,359.70/x - Step 3: Cross multiply
38,231,323.80x = 57,346,985.70 × 27,549,359.70 - Step 4: Simplify right side
38,231,323.80x = 1,579,872,736,760,056.25 - Step 5: Solve for x
x = 1,579,872,736,760,056.25/38,231,323.80 - Step 6: Final answer
x = 41,324,039.55
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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.