Finding the Fourth Proportional to 17,447,847.91, 26,159,652.20 and 7,727,163.86
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Solution
The fourth proportional to 17,447,847.91, 26,159,652.20 and 7,727,163.86 is: 11,585,378.34
Step by Step Solution
- Step 1: Write the proportion equation
17,447,847.91 : 26,159,652.20 = 7,727,163.86 : x - Step 2: Convert to fraction form
17,447,847.91/26,159,652.20 = 7,727,163.86/x - Step 3: Cross multiply
17,447,847.91x = 26,159,652.20 × 7,727,163.86 - Step 4: Simplify right side
17,447,847.91x = 202,139,919,154,726.53 - Step 5: Solve for x
x = 202,139,919,154,726.53/17,447,847.91 - Step 6: Final answer
x = 11,585,378.34
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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.