Finding the Fourth Proportional to 19,351,399.97, 26,704,924.24 and 10,649,572.58
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Solution
The fourth proportional to 19,351,399.97, 26,704,924.24 and 10,649,572.58 is: 14,696,405.91
Step by Step Solution
- Step 1: Write the proportion equation
19,351,399.97 : 26,704,924.24 = 10,649,572.58 : x - Step 2: Convert to fraction form
19,351,399.97/26,704,924.24 = 10,649,572.58/x - Step 3: Cross multiply
19,351,399.97x = 26,704,924.24 × 10,649,572.58 - Step 4: Simplify right side
19,351,399.97x = 284,396,028,937,281.31 - Step 5: Solve for x
x = 284,396,028,937,281.31/19,351,399.97 - Step 6: Final answer
x = 14,696,405.91
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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.