Finding the Fourth Proportional to 55,989,492.08, 83,984,239.16 and 13,439,220.08
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Solution
The fourth proportional to 55,989,492.08, 83,984,239.16 and 13,439,220.08 is: 20,158,830.37
Step by Step Solution
- Step 1: Write the proportion equation
55,989,492.08 : 83,984,239.16 = 13,439,220.08 : x - Step 2: Convert to fraction form
55,989,492.08/83,984,239.16 = 13,439,220.08/x - Step 3: Cross multiply
55,989,492.08x = 83,984,239.16 × 13,439,220.08 - Step 4: Simplify right side
55,989,492.08x = 1,128,682,673,322,594.25 - Step 5: Solve for x
x = 1,128,682,673,322,594.25/55,989,492.08 - Step 6: Final answer
x = 20,158,830.37
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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.