Finding the Fourth Proportional to 10,869,223.19, 16,303,461.08 and 2,782,268.87
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Solution
The fourth proportional to 10,869,223.19, 16,303,461.08 and 2,782,268.87 is: 4,173,307.64
Step by Step Solution
- Step 1: Write the proportion equation
10,869,223.19 : 16,303,461.08 = 2,782,268.87 : x - Step 2: Convert to fraction form
10,869,223.19/16,303,461.08 = 2,782,268.87/x - Step 3: Cross multiply
10,869,223.19x = 16,303,461.08 × 2,782,268.87 - Step 4: Simplify right side
10,869,223.19x = 45,360,612,140,711.93 - Step 5: Solve for x
x = 45,360,612,140,711.93/10,869,223.19 - Step 6: Final answer
x = 4,173,307.64
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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.