Finding the Fourth Proportional to 48,735,280.70, 73,102,921.05 and 39,169,342.70
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Solution
The fourth proportional to 48,735,280.70, 73,102,921.05 and 39,169,342.70 is: 58,754,014.05
Step by Step Solution
- Step 1: Write the proportion equation
48,735,280.70 : 73,102,921.05 = 39,169,342.70 : x - Step 2: Convert to fraction form
48,735,280.70/73,102,921.05 = 39,169,342.70/x - Step 3: Cross multiply
48,735,280.70x = 73,102,921.05 × 39,169,342.70 - Step 4: Simplify right side
48,735,280.70x = 2,863,393,366,978,494 - Step 5: Solve for x
x = 2,863,393,366,978,494/48,735,280.70 - Step 6: Final answer
x = 58,754,014.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.