Finding the Fourth Proportional to 7,849,322.84, 11,773,984.40 and 2,458,395.20
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Solution
The fourth proportional to 7,849,322.84, 11,773,984.40 and 2,458,395.20 is: 3,687,592.84
Step by Step Solution
- Step 1: Write the proportion equation
7,849,322.84 : 11,773,984.40 = 2,458,395.20 : x - Step 2: Convert to fraction form
7,849,322.84/11,773,984.40 = 2,458,395.20/x - Step 3: Cross multiply
7,849,322.84x = 11,773,984.40 × 2,458,395.20 - Step 4: Simplify right side
7,849,322.84x = 28,945,106,733,834.88 - Step 5: Solve for x
x = 28,945,106,733,834.88/7,849,322.84 - Step 6: Final answer
x = 3,687,592.84
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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.