Finding the Fourth Proportional to 12,398,583.17, 18,598,066.14 and 4,722,656.06
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Solution
The fourth proportional to 12,398,583.17, 18,598,066.14 and 4,722,656.06 is: 7,084,056.99
Step by Step Solution
- Step 1: Write the proportion equation
12,398,583.17 : 18,598,066.14 = 4,722,656.06 : x - Step 2: Convert to fraction form
12,398,583.17/18,598,066.14 = 4,722,656.06/x - Step 3: Cross multiply
12,398,583.17x = 18,598,066.14 × 4,722,656.06 - Step 4: Simplify right side
12,398,583.17x = 87,832,269,760,351.80 - Step 5: Solve for x
x = 87,832,269,760,351.80/12,398,583.17 - Step 6: Final answer
x = 7,084,056.99
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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.