Finding the Fourth Proportional to 64,484,938.48, 88,988,331.36 and 36,607,405
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Solution
The fourth proportional to 64,484,938.48, 88,988,331.36 and 36,607,405 is: 50,517,717.21
Step by Step Solution
- Step 1: Write the proportion equation
64,484,938.48 : 88,988,331.36 = 36,607,405 : x - Step 2: Convert to fraction form
64,484,938.48/88,988,331.36 = 36,607,405/x - Step 3: Cross multiply
64,484,938.48x = 88,988,331.36 × 36,607,405 - Step 4: Simplify right side
64,484,938.48x = 3,257,631,886,369,721 - Step 5: Solve for x
x = 3,257,631,886,369,721/64,484,938.48 - Step 6: Final answer
x = 50,517,717.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.