Finding the Fourth Proportional to 10,973,455.46, 15,142,720.60 and 6,010,909.84
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Solution
The fourth proportional to 10,973,455.46, 15,142,720.60 and 6,010,909.84 is: 8,294,700.66
Step by Step Solution
- Step 1: Write the proportion equation
10,973,455.46 : 15,142,720.60 = 6,010,909.84 : x - Step 2: Convert to fraction form
10,973,455.46/15,142,720.60 = 6,010,909.84/x - Step 3: Cross multiply
10,973,455.46x = 15,142,720.60 × 6,010,909.84 - Step 4: Simplify right side
10,973,455.46x = 91,021,528,258,910.70 - Step 5: Solve for x
x = 91,021,528,258,910.70/10,973,455.46 - Step 6: Final answer
x = 8,294,700.66
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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.