Finding the Fourth Proportional to 13,457,181.04, 20,184,795.42 and 5,258,282.08
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Solution
The fourth proportional to 13,457,181.04, 20,184,795.42 and 5,258,282.08 is: 7,887,041.70
Step by Step Solution
- Step 1: Write the proportion equation
13,457,181.04 : 20,184,795.42 = 5,258,282.08 : x - Step 2: Convert to fraction form
13,457,181.04/20,184,795.42 = 5,258,282.08/x - Step 3: Cross multiply
13,457,181.04x = 20,184,795.42 × 5,258,282.08 - Step 4: Simplify right side
13,457,181.04x = 106,137,348,045,452.08 - Step 5: Solve for x
x = 106,137,348,045,452.08/13,457,181.04 - Step 6: Final answer
x = 7,887,041.70
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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.