Finding the Fourth Proportional to 10,718,507.84, 14,791,537.44 and 5,889,922.88
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Solution
The fourth proportional to 10,718,507.84, 14,791,537.44 and 5,889,922.88 is: 8,128,091.72
Step by Step Solution
- Step 1: Write the proportion equation
10,718,507.84 : 14,791,537.44 = 5,889,922.88 : x - Step 2: Convert to fraction form
10,718,507.84/14,791,537.44 = 5,889,922.88/x - Step 3: Cross multiply
10,718,507.84x = 14,791,537.44 × 5,889,922.88 - Step 4: Simplify right side
10,718,507.84x = 87,121,014,798,232.62 - Step 5: Solve for x
x = 87,121,014,798,232.62/10,718,507.84 - Step 6: Final answer
x = 8,128,091.72
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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.