Finding the Fourth Proportional to 47,183,345.24, 65,079,475.11 and 31,494,459.56
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Solution
The fourth proportional to 47,183,345.24, 65,079,475.11 and 31,494,459.56 is: 43,439,965.66
Step by Step Solution
- Step 1: Write the proportion equation
47,183,345.24 : 65,079,475.11 = 31,494,459.56 : x - Step 2: Convert to fraction form
47,183,345.24/65,079,475.11 = 31,494,459.56/x - Step 3: Cross multiply
47,183,345.24x = 65,079,475.11 × 31,494,459.56 - Step 4: Simplify right side
47,183,345.24x = 2,049,642,896,712,524.25 - Step 5: Solve for x
x = 2,049,642,896,712,524.25/47,183,345.24 - Step 6: Final answer
x = 43,439,965.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.