Finding the Fourth Proportional to 11,488,028.79, 15,853,206.66 and 6,261,202.07
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Solution
The fourth proportional to 11,488,028.79, 15,853,206.66 and 6,261,202.07 is: 8,640,310.02
Step by Step Solution
- Step 1: Write the proportion equation
11,488,028.79 : 15,853,206.66 = 6,261,202.07 : x - Step 2: Convert to fraction form
11,488,028.79/15,853,206.66 = 6,261,202.07/x - Step 3: Cross multiply
11,488,028.79x = 15,853,206.66 × 6,261,202.07 - Step 4: Simplify right side
11,488,028.79x = 99,260,130,276,463.77 - Step 5: Solve for x
x = 99,260,130,276,463.77/11,488,028.79 - Step 6: Final answer
x = 8,640,310.02
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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.