Finding the Fourth Proportional to 51,862,491.58, 71,574,318.23 and 29,536,421.70
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Solution
The fourth proportional to 51,862,491.58, 71,574,318.23 and 29,536,421.70 is: 40,762,585.48
Step by Step Solution
- Step 1: Write the proportion equation
51,862,491.58 : 71,574,318.23 = 29,536,421.70 : x - Step 2: Convert to fraction form
51,862,491.58/71,574,318.23 = 29,536,421.70/x - Step 3: Cross multiply
51,862,491.58x = 71,574,318.23 × 29,536,421.70 - Step 4: Simplify right side
51,862,491.58x = 2,114,049,245,983,595.25 - Step 5: Solve for x
x = 2,114,049,245,983,595.25/51,862,491.58 - Step 6: Final answer
x = 40,762,585.48
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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.