Finding the Fourth Proportional to 48,686,939.93, 72,966,821.51 and 37,130,091.09
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Solution
The fourth proportional to 48,686,939.93, 72,966,821.51 and 37,130,091.09 is: 55,646,642.25
Step by Step Solution
- Step 1: Write the proportion equation
48,686,939.93 : 72,966,821.51 = 37,130,091.09 : x - Step 2: Convert to fraction form
48,686,939.93/72,966,821.51 = 37,130,091.09/x - Step 3: Cross multiply
48,686,939.93x = 72,966,821.51 × 37,130,091.09 - Step 4: Simplify right side
48,686,939.93x = 2,709,264,728,824,414 - Step 5: Solve for x
x = 2,709,264,728,824,414/48,686,939.93 - Step 6: Final answer
x = 55,646,642.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.