Finding the Fourth Proportional to 35,414,147.70, 48,873,343.41 and 21,658,792.50
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Solution
The fourth proportional to 35,414,147.70, 48,873,343.41 and 21,658,792.50 is: 29,890,246.48
Step by Step Solution
- Step 1: Write the proportion equation
35,414,147.70 : 48,873,343.41 = 21,658,792.50 : x - Step 2: Convert to fraction form
35,414,147.70/48,873,343.41 = 21,658,792.50/x - Step 3: Cross multiply
35,414,147.70x = 48,873,343.41 × 21,658,792.50 - Step 4: Simplify right side
35,414,147.70x = 1,058,537,603,698,432.38 - Step 5: Solve for x
x = 1,058,537,603,698,432.38/35,414,147.70 - Step 6: Final answer
x = 29,890,246.48
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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.