Finding the Fourth Proportional to 18,451,267.02, 27,679,541.94 and 5,672,844.72
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Solution
The fourth proportional to 18,451,267.02, 27,679,541.94 and 5,672,844.72 is: 8,510,079.18
Step by Step Solution
- Step 1: Write the proportion equation
18,451,267.02 : 27,679,541.94 = 5,672,844.72 : x - Step 2: Convert to fraction form
18,451,267.02/27,679,541.94 = 5,672,844.72/x - Step 3: Cross multiply
18,451,267.02x = 27,679,541.94 × 5,672,844.72 - Step 4: Simplify right side
18,451,267.02x = 157,021,743,346,347.56 - Step 5: Solve for x
x = 157,021,743,346,347.56/18,451,267.02 - Step 6: Final answer
x = 8,510,079.18
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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.