Finding the Fourth Proportional to 11,177,798.14, 16,759,830.79 and 4,346,408.40
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Solution
The fourth proportional to 11,177,798.14, 16,759,830.79 and 4,346,408.40 is: 6,516,942.63
Step by Step Solution
- Step 1: Write the proportion equation
11,177,798.14 : 16,759,830.79 = 4,346,408.40 : x - Step 2: Convert to fraction form
11,177,798.14/16,759,830.79 = 4,346,408.40/x - Step 3: Cross multiply
11,177,798.14x = 16,759,830.79 × 4,346,408.40 - Step 4: Simplify right side
11,177,798.14x = 72,845,069,270,818.28 - Step 5: Solve for x
x = 72,845,069,270,818.28/11,177,798.14 - Step 6: Final answer
x = 6,516,942.63
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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.