Finding the Fourth Proportional to 18,337,368.24, 27,506,966 and 6,978,697.20
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Solution
The fourth proportional to 18,337,368.24, 27,506,966 and 6,978,697.20 is: 10,468,393.51
Step by Step Solution
- Step 1: Write the proportion equation
18,337,368.24 : 27,506,966 = 6,978,697.20 : x - Step 2: Convert to fraction form
18,337,368.24/27,506,966 = 6,978,697.20/x - Step 3: Cross multiply
18,337,368.24x = 27,506,966 × 6,978,697.20 - Step 4: Simplify right side
18,337,368.24x = 191,962,786,604,695.22 - Step 5: Solve for x
x = 191,962,786,604,695.22/18,337,368.24 - Step 6: Final answer
x = 10,468,393.51
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1.5x scale
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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.