Finding the Fourth Proportional to 19,368,036.04, 26,726,866.36 and 11,107,671.44
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Solution
The fourth proportional to 19,368,036.04, 26,726,866.36 and 11,107,671.44 is: 15,327,999.68
Step by Step Solution
- Step 1: Write the proportion equation
19,368,036.04 : 26,726,866.36 = 11,107,671.44 : x - Step 2: Convert to fraction form
19,368,036.04/26,726,866.36 = 11,107,671.44/x - Step 3: Cross multiply
19,368,036.04x = 26,726,866.36 × 11,107,671.44 - Step 4: Simplify right side
19,368,036.04x = 296,873,250,147,668.75 - Step 5: Solve for x
x = 296,873,250,147,668.75/19,368,036.04 - Step 6: Final answer
x = 15,327,999.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.