Finding the Fourth Proportional to 18,728,610.96, 28,095,165.41 and 6,595,565.07
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Solution
The fourth proportional to 18,728,610.96, 28,095,165.41 and 6,595,565.07 is: 9,894,139.61
Step by Step Solution
- Step 1: Write the proportion equation
18,728,610.96 : 28,095,165.41 = 6,595,565.07 : x - Step 2: Convert to fraction form
18,728,610.96/28,095,165.41 = 6,595,565.07/x - Step 3: Cross multiply
18,728,610.96x = 28,095,165.41 × 6,595,565.07 - Step 4: Simplify right side
18,728,610.96x = 185,303,491,581,090.41 - Step 5: Solve for x
x = 185,303,491,581,090.41/18,728,610.96 - Step 6: Final answer
x = 9,894,139.61
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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.