Finding the Fourth Proportional to 19,001,467.20, 26,221,322.24 and 10,299,452.98
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Solution
The fourth proportional to 19,001,467.20, 26,221,322.24 and 10,299,452.98 is: 14,212,864.34
Step by Step Solution
- Step 1: Write the proportion equation
19,001,467.20 : 26,221,322.24 = 10,299,452.98 : x - Step 2: Convert to fraction form
19,001,467.20/26,221,322.24 = 10,299,452.98/x - Step 3: Cross multiply
19,001,467.20x = 26,221,322.24 × 10,299,452.98 - Step 4: Simplify right side
19,001,467.20x = 270,065,275,484,308.28 - Step 5: Solve for x
x = 270,065,275,484,308.28/19,001,467.20 - Step 6: Final answer
x = 14,212,864.34
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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.