Finding the Fourth Proportional to 57,551,350.16, 79,418,499.90 and 31,446,764.12
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Solution
The fourth proportional to 57,551,350.16, 79,418,499.90 and 31,446,764.12 is: 43,395,243.14
Step by Step Solution
- Step 1: Write the proportion equation
57,551,350.16 : 79,418,499.90 = 31,446,764.12 : x - Step 2: Convert to fraction form
57,551,350.16/79,418,499.90 = 31,446,764.12/x - Step 3: Cross multiply
57,551,350.16x = 79,418,499.90 × 31,446,764.12 - Step 4: Simplify right side
57,551,350.16x = 2,497,454,833,119,544 - Step 5: Solve for x
x = 2,497,454,833,119,544/57,551,350.16 - Step 6: Final answer
x = 43,395,243.14
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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.