Finding the Fourth Proportional to 19,735,370.34, 27,233,428.49 and 11,474,846.57
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Solution
The fourth proportional to 19,735,370.34, 27,233,428.49 and 11,474,846.57 is: 15,834,484.39
Step by Step Solution
- Step 1: Write the proportion equation
19,735,370.34 : 27,233,428.49 = 11,474,846.57 : x - Step 2: Convert to fraction form
19,735,370.34/27,233,428.49 = 11,474,846.57/x - Step 3: Cross multiply
19,735,370.34x = 27,233,428.49 × 11,474,846.57 - Step 4: Simplify right side
19,735,370.34x = 312,499,413,594,587.44 - Step 5: Solve for x
x = 312,499,413,594,587.44/19,735,370.34 - Step 6: Final answer
x = 15,834,484.39
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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.