Finding the Fourth Proportional to 11,860,058.55, 17,791,527.40 and 3,340,395.02
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Solution
The fourth proportional to 11,860,058.55, 17,791,527.40 and 3,340,395.02 is: 5,010,997.99
Step by Step Solution
- Step 1: Write the proportion equation
11,860,058.55 : 17,791,527.40 = 3,340,395.02 : x - Step 2: Convert to fraction form
11,860,058.55/17,791,527.40 = 3,340,395.02/x - Step 3: Cross multiply
11,860,058.55x = 17,791,527.40 × 3,340,395.02 - Step 4: Simplify right side
11,860,058.55x = 59,430,729,525,153.55 - Step 5: Solve for x
x = 59,430,729,525,153.55/11,860,058.55 - Step 6: Final answer
x = 5,010,997.99
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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.