Finding the Fourth Proportional to 8,457,903.36, 12,692,191.95 and 3,600,202.08
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Solution
The fourth proportional to 8,457,903.36, 12,692,191.95 and 3,600,202.08 is: 5,402,574.84
Step by Step Solution
- Step 1: Write the proportion equation
8,457,903.36 : 12,692,191.95 = 3,600,202.08 : x - Step 2: Convert to fraction form
8,457,903.36/12,692,191.95 = 3,600,202.08/x - Step 3: Cross multiply
8,457,903.36x = 12,692,191.95 × 3,600,202.08 - Step 4: Simplify right side
8,457,903.36x = 45,694,455,858,149.26 - Step 5: Solve for x
x = 45,694,455,858,149.26/8,457,903.36 - Step 6: Final answer
x = 5,402,574.84
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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.