Finding the Fourth Proportional to 61,968,548.64, 92,949,459.11 and 18,834,388.99
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Solution
The fourth proportional to 61,968,548.64, 92,949,459.11 and 18,834,388.99 is: 28,250,561.09
Step by Step Solution
- Step 1: Write the proportion equation
61,968,548.64 : 92,949,459.11 = 18,834,388.99 : x - Step 2: Convert to fraction form
61,968,548.64/92,949,459.11 = 18,834,388.99/x - Step 3: Cross multiply
61,968,548.64x = 92,949,459.11 × 18,834,388.99 - Step 4: Simplify right side
61,968,548.64x = 1,750,646,269,287,839 - Step 5: Solve for x
x = 1,750,646,269,287,839/61,968,548.64 - Step 6: Final answer
x = 28,250,561.09
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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.