Finding the Fourth Proportional to 11,011,927.36, 15,198,888.60 and 6,118,830.76
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Solution
The fourth proportional to 11,011,927.36, 15,198,888.60 and 6,118,830.76 is: 8,445,336.05
Step by Step Solution
- Step 1: Write the proportion equation
11,011,927.36 : 15,198,888.60 = 6,118,830.76 : x - Step 2: Convert to fraction form
11,011,927.36/15,198,888.60 = 6,118,830.76/x - Step 3: Cross multiply
11,011,927.36x = 15,198,888.60 × 6,118,830.76 - Step 4: Simplify right side
11,011,927.36x = 92,999,427,083,493.33 - Step 5: Solve for x
x = 92,999,427,083,493.33/11,011,927.36 - Step 6: Final answer
x = 8,445,336.05
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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.