Finding the Fourth Proportional to 7,926,291.72, 10,938,282.12 and 4,489,197.12
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Solution
The fourth proportional to 7,926,291.72, 10,938,282.12 and 4,489,197.12 is: 6,195,091.77
Step by Step Solution
- Step 1: Write the proportion equation
7,926,291.72 : 10,938,282.12 = 4,489,197.12 : x - Step 2: Convert to fraction form
7,926,291.72/10,938,282.12 = 4,489,197.12/x - Step 3: Cross multiply
7,926,291.72x = 10,938,282.12 × 4,489,197.12 - Step 4: Simplify right side
7,926,291.72x = 49,104,104,590,851.49 - Step 5: Solve for x
x = 49,104,104,590,851.49/7,926,291.72 - Step 6: Final answer
x = 6,195,091.77
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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.