Finding the Fourth Proportional to 17,958,368.40, 26,954,465.40 and 9,444,814.80
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Solution
The fourth proportional to 17,958,368.40, 26,954,465.40 and 9,444,814.80 is: 14,176,117.12
Step by Step Solution
- Step 1: Write the proportion equation
17,958,368.40 : 26,954,465.40 = 9,444,814.80 : x - Step 2: Convert to fraction form
17,958,368.40/26,954,465.40 = 9,444,814.80/x - Step 3: Cross multiply
17,958,368.40x = 26,954,465.40 × 9,444,814.80 - Step 4: Simplify right side
17,958,368.40x = 254,579,933,736,007.94 - Step 5: Solve for x
x = 254,579,933,736,007.94/17,958,368.40 - Step 6: Final answer
x = 14,176,117.12
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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.