Finding the Fourth Proportional to 8,012,777.84, 11,057,671.91 and 4,341,693.44
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Solution
The fourth proportional to 8,012,777.84, 11,057,671.91 and 4,341,693.44 is: 5,991,557.80
Step by Step Solution
- Step 1: Write the proportion equation
8,012,777.84 : 11,057,671.91 = 4,341,693.44 : x - Step 2: Convert to fraction form
8,012,777.84/11,057,671.91 = 4,341,693.44/x - Step 3: Cross multiply
8,012,777.84x = 11,057,671.91 × 4,341,693.44 - Step 4: Simplify right side
8,012,777.84x = 48,009,021,516,322.44 - Step 5: Solve for x
x = 48,009,021,516,322.44/8,012,777.84 - Step 6: Final answer
x = 5,991,557.80
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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.