Finding the Fourth Proportional to 18,291,185.44, 27,434,106.96 and 5,333,854.40
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Solution
The fourth proportional to 18,291,185.44, 27,434,106.96 and 5,333,854.40 is: 8,000,002.66
Step by Step Solution
- Step 1: Write the proportion equation
18,291,185.44 : 27,434,106.96 = 5,333,854.40 : x - Step 2: Convert to fraction form
18,291,185.44/27,434,106.96 = 5,333,854.40/x - Step 3: Cross multiply
18,291,185.44x = 27,434,106.96 × 5,333,854.40 - Step 4: Simplify right side
18,291,185.44x = 146,329,532,118,666.62 - Step 5: Solve for x
x = 146,329,532,118,666.62/18,291,185.44 - Step 6: Final answer
x = 8,000,002.66
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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.