Finding the Fourth Proportional to 13,457,180.04, 20,184,793.92 and 5,258,281.08
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Solution
The fourth proportional to 13,457,180.04, 20,184,793.92 and 5,258,281.08 is: 7,887,040.20
Step by Step Solution
- Step 1: Write the proportion equation
13,457,180.04 : 20,184,793.92 = 5,258,281.08 : x - Step 2: Convert to fraction form
13,457,180.04/20,184,793.92 = 5,258,281.08/x - Step 3: Cross multiply
13,457,180.04x = 20,184,793.92 × 5,258,281.08 - Step 4: Simplify right side
13,457,180.04x = 106,137,319,973,235.05 - Step 5: Solve for x
x = 106,137,319,973,235.05/13,457,180.04 - Step 6: Final answer
x = 7,887,040.20
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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.