Finding the Fourth Proportional to 10,919,309.07, 15,068,603.97 and 6,024,835.74
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Solution
The fourth proportional to 10,919,309.07, 15,068,603.97 and 6,024,835.74 is: 8,314,249.85
Step by Step Solution
- Step 1: Write the proportion equation
10,919,309.07 : 15,068,603.97 = 6,024,835.74 : x - Step 2: Convert to fraction form
10,919,309.07/15,068,603.97 = 6,024,835.74/x - Step 3: Cross multiply
10,919,309.07x = 15,068,603.97 × 6,024,835.74 - Step 4: Simplify right side
10,919,309.07x = 90,785,863,750,361.89 - Step 5: Solve for x
x = 90,785,863,750,361.89/10,919,309.07 - Step 6: Final answer
x = 8,314,249.85
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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.