Finding the Fourth Proportional to 11,451,394.60, 15,803,030.39 and 6,224,415.06
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Solution
The fourth proportional to 11,451,394.60, 15,803,030.39 and 6,224,415.06 is: 8,589,750.31
Step by Step Solution
- Step 1: Write the proportion equation
11,451,394.60 : 15,803,030.39 = 6,224,415.06 : x - Step 2: Convert to fraction form
11,451,394.60/15,803,030.39 = 6,224,415.06/x - Step 3: Cross multiply
11,451,394.60x = 15,803,030.39 × 6,224,415.06 - Step 4: Simplify right side
11,451,394.60x = 98,364,620,322,031.59 - Step 5: Solve for x
x = 98,364,620,322,031.59/11,451,394.60 - Step 6: Final answer
x = 8,589,750.31
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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.