Finding the Fourth Proportional to 46,451,363.12, 69,679,756.56 and 14,104,320.92
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Solution
The fourth proportional to 46,451,363.12, 69,679,756.56 and 14,104,320.92 is: 21,157,304.81
Step by Step Solution
- Step 1: Write the proportion equation
46,451,363.12 : 69,679,756.56 = 14,104,320.92 : x - Step 2: Convert to fraction form
46,451,363.12/69,679,756.56 = 14,104,320.92/x - Step 3: Cross multiply
46,451,363.12x = 69,679,756.56 × 14,104,320.92 - Step 4: Simplify right side
46,451,363.12x = 982,785,648,149,715.25 - Step 5: Solve for x
x = 982,785,648,149,715.25/46,451,363.12 - Step 6: Final answer
x = 21,157,304.81
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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.