Finding the Fourth Proportional to 11,020,198.40, 15,208,154.88 and 6,058,579.04
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Solution
The fourth proportional to 11,020,198.40, 15,208,154.88 and 6,058,579.04 is: 8,360,993.61
Step by Step Solution
- Step 1: Write the proportion equation
11,020,198.40 : 15,208,154.88 = 6,058,579.04 : x - Step 2: Convert to fraction form
11,020,198.40/15,208,154.88 = 6,058,579.04/x - Step 3: Cross multiply
11,020,198.40x = 15,208,154.88 × 6,058,579.04 - Step 4: Simplify right side
11,020,198.40x = 92,139,808,393,041.72 - Step 5: Solve for x
x = 92,139,808,393,041.72/11,020,198.40 - Step 6: Final answer
x = 8,360,993.61
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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.