Finding the Fourth Proportional to 48,228,916.56, 66,539,444.20 and 29,887,509.84
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Solution
The fourth proportional to 48,228,916.56, 66,539,444.20 and 29,887,509.84 is: 41,234,562.90
Step by Step Solution
- Step 1: Write the proportion equation
48,228,916.56 : 66,539,444.20 = 29,887,509.84 : x - Step 2: Convert to fraction form
48,228,916.56/66,539,444.20 = 29,887,509.84/x - Step 3: Cross multiply
48,228,916.56x = 66,539,444.20 × 29,887,509.84 - Step 4: Simplify right side
48,228,916.56x = 1,988,698,293,275,631 - Step 5: Solve for x
x = 1,988,698,293,275,631/48,228,916.56 - Step 6: Final answer
x = 41,234,562.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.