Finding the Fourth Proportional to 56,299,586.75, 84,462,114.09 and 30,391,331.99
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Solution
The fourth proportional to 56,299,586.75, 84,462,114.09 and 30,391,331.99 is: 45,593,871.96
Step by Step Solution
- Step 1: Write the proportion equation
56,299,586.75 : 84,462,114.09 = 30,391,331.99 : x - Step 2: Convert to fraction form
56,299,586.75/84,462,114.09 = 30,391,331.99/x - Step 3: Cross multiply
56,299,586.75x = 84,462,114.09 × 30,391,331.99 - Step 4: Simplify right side
56,299,586.75x = 2,566,916,149,557,448.50 - Step 5: Solve for x
x = 2,566,916,149,557,448.50/56,299,586.75 - Step 6: Final answer
x = 45,593,871.96
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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.