Finding the Fourth Proportional to 27,563,202.24, 38,037,219.60 and 15,342,946.08
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Solution
The fourth proportional to 27,563,202.24, 38,037,219.60 and 15,342,946.08 is: 21,173,265.87
Step by Step Solution
- Step 1: Write the proportion equation
27,563,202.24 : 38,037,219.60 = 15,342,946.08 : x - Step 2: Convert to fraction form
27,563,202.24/38,037,219.60 = 15,342,946.08/x - Step 3: Cross multiply
27,563,202.24x = 38,037,219.60 × 15,342,946.08 - Step 4: Simplify right side
27,563,202.24x = 583,603,009,355,919.25 - Step 5: Solve for x
x = 583,603,009,355,919.25/27,563,202.24 - Step 6: Final answer
x = 21,173,265.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.