Finding the Fourth Proportional to 37,664,707.07, 51,982,968.62 and 22,988,901.59
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Solution
The fourth proportional to 37,664,707.07, 51,982,968.62 and 22,988,901.59 is: 31,728,146.66
Step by Step Solution
- Step 1: Write the proportion equation
37,664,707.07 : 51,982,968.62 = 22,988,901.59 : x - Step 2: Convert to fraction form
37,664,707.07/51,982,968.62 = 22,988,901.59/x - Step 3: Cross multiply
37,664,707.07x = 51,982,968.62 × 22,988,901.59 - Step 4: Simplify right side
37,664,707.07x = 1,195,031,349,961,238 - Step 5: Solve for x
x = 1,195,031,349,961,238/37,664,707.07 - Step 6: Final answer
x = 31,728,146.66
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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.