Finding the Fourth Proportional to 48,559,400.70, 72,839,101.05 and 46,319,912.70
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Solution
The fourth proportional to 48,559,400.70, 72,839,101.05 and 46,319,912.70 is: 69,479,869.05
Step by Step Solution
- Step 1: Write the proportion equation
48,559,400.70 : 72,839,101.05 = 46,319,912.70 : x - Step 2: Convert to fraction form
48,559,400.70/72,839,101.05 = 46,319,912.70/x - Step 3: Cross multiply
48,559,400.70x = 72,839,101.05 × 46,319,912.70 - Step 4: Simplify right side
48,559,400.70x = 3,373,900,801,782,478.50 - Step 5: Solve for x
x = 3,373,900,801,782,478.50/48,559,400.70 - Step 6: Final answer
x = 69,479,869.05
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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.