Finding the Fourth Proportional to 19,163,474.34, 28,743,592.23 and 6,209,350.80
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Solution
The fourth proportional to 19,163,474.34, 28,743,592.23 and 6,209,350.80 is: 9,313,501.52
Step by Step Solution
- Step 1: Write the proportion equation
19,163,474.34 : 28,743,592.23 = 6,209,350.80 : x - Step 2: Convert to fraction form
19,163,474.34/28,743,592.23 = 6,209,350.80/x - Step 3: Cross multiply
19,163,474.34x = 28,743,592.23 × 6,209,350.80 - Step 4: Simplify right side
19,163,474.34x = 178,479,047,408,224.28 - Step 5: Solve for x
x = 178,479,047,408,224.28/19,163,474.34 - Step 6: Final answer
x = 9,313,501.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.