Finding the Fourth Proportional to 28,062,129.99, 38,444,475.36 and 27,012,975.06
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Solution
The fourth proportional to 28,062,129.99, 38,444,475.36 and 27,012,975.06 is: 37,007,157.14
Step by Step Solution
- Step 1: Write the proportion equation
28,062,129.99 : 38,444,475.36 = 27,012,975.06 : x - Step 2: Convert to fraction form
28,062,129.99/38,444,475.36 = 27,012,975.06/x - Step 3: Cross multiply
28,062,129.99x = 38,444,475.36 × 27,012,975.06 - Step 4: Simplify right side
28,062,129.99x = 1,038,499,654,094,464.50 - Step 5: Solve for x
x = 1,038,499,654,094,464.50/28,062,129.99 - Step 6: Final answer
x = 37,007,157.14
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.