Finding the Fourth Proportional to 45,427,476.66, 68,138,950.23 and 16,671,349.95
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Solution
The fourth proportional to 45,427,476.66, 68,138,950.23 and 16,671,349.95 is: 25,006,193.78
Step by Step Solution
- Step 1: Write the proportion equation
45,427,476.66 : 68,138,950.23 = 16,671,349.95 : x - Step 2: Convert to fraction form
45,427,476.66/68,138,950.23 = 16,671,349.95/x - Step 3: Cross multiply
45,427,476.66x = 68,138,950.23 × 16,671,349.95 - Step 4: Simplify right side
45,427,476.66x = 1,135,968,284,509,963 - Step 5: Solve for x
x = 1,135,968,284,509,963/45,427,476.66 - Step 6: Final answer
x = 25,006,193.78
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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.