Finding the Fourth Proportional to 13,333,661.70, 20,000,346.75 and 3,236,282.70
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Solution
The fourth proportional to 13,333,661.70, 20,000,346.75 and 3,236,282.70 is: 4,854,388.66
Step by Step Solution
- Step 1: Write the proportion equation
13,333,661.70 : 20,000,346.75 = 3,236,282.70 : x - Step 2: Convert to fraction form
13,333,661.70/20,000,346.75 = 3,236,282.70/x - Step 3: Cross multiply
13,333,661.70x = 20,000,346.75 × 3,236,282.70 - Step 4: Simplify right side
13,333,661.70x = 64,726,776,181,026.23 - Step 5: Solve for x
x = 64,726,776,181,026.23/13,333,661.70 - Step 6: Final answer
x = 4,854,388.66
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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.