Finding the Fourth Proportional to 13,332,565.44, 19,998,848.16 and 3,747,943.98
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Solution
The fourth proportional to 13,332,565.44, 19,998,848.16 and 3,747,943.98 is: 5,621,915.97
Step by Step Solution
- Step 1: Write the proportion equation
13,332,565.44 : 19,998,848.16 = 3,747,943.98 : x - Step 2: Convert to fraction form
13,332,565.44/19,998,848.16 = 3,747,943.98/x - Step 3: Cross multiply
13,332,565.44x = 19,998,848.16 × 3,747,943.98 - Step 4: Simplify right side
13,332,565.44x = 74,954,562,568,206.08 - Step 5: Solve for x
x = 74,954,562,568,206.08/13,332,565.44 - Step 6: Final answer
x = 5,621,915.97
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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.