Finding the Fourth Proportional to 39,018,707.56, 58,509,731.38 and 22,628,649.62
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Solution
The fourth proportional to 39,018,707.56, 58,509,731.38 and 22,628,649.62 is: 33,932,344.09
Step by Step Solution
- Step 1: Write the proportion equation
39,018,707.56 : 58,509,731.38 = 22,628,649.62 : x - Step 2: Convert to fraction form
39,018,707.56/58,509,731.38 = 22,628,649.62/x - Step 3: Cross multiply
39,018,707.56x = 58,509,731.38 × 22,628,649.62 - Step 4: Simplify right side
39,018,707.56x = 1,323,996,210,758,339.25 - Step 5: Solve for x
x = 1,323,996,210,758,339.25/39,018,707.56 - Step 6: Final answer
x = 33,932,344.09
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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.