Finding the Fourth Proportional to 19,001,469.07, 26,221,324.80 and 10,299,454.84
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Solution
The fourth proportional to 19,001,469.07, 26,221,324.80 and 10,299,454.84 is: 14,212,866.89
Step by Step Solution
- Step 1: Write the proportion equation
19,001,469.07 : 26,221,324.80 = 10,299,454.84 : x - Step 2: Convert to fraction form
19,001,469.07/26,221,324.80 = 10,299,454.84/x - Step 3: Cross multiply
19,001,469.07x = 26,221,324.80 × 10,299,454.84 - Step 4: Simplify right side
19,001,469.07x = 270,065,350,557,018.75 - Step 5: Solve for x
x = 270,065,350,557,018.75/19,001,469.07 - Step 6: Final answer
x = 14,212,866.89
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1.5x scale
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.