Finding the Fourth Proportional to 10,257,069.98, 15,385,177.20 and 2,683,868.06
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Solution
The fourth proportional to 10,257,069.98, 15,385,177.20 and 2,683,868.06 is: 4,025,690.16
Step by Step Solution
- Step 1: Write the proportion equation
10,257,069.98 : 15,385,177.20 = 2,683,868.06 : x - Step 2: Convert to fraction form
10,257,069.98/15,385,177.20 = 2,683,868.06/x - Step 3: Cross multiply
10,257,069.98x = 15,385,177.20 × 2,683,868.06 - Step 4: Simplify right side
10,257,069.98x = 41,291,785,684,520.23 - Step 5: Solve for x
x = 41,291,785,684,520.23/10,257,069.98 - Step 6: Final answer
x = 4,025,690.16
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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.