Finding the Fourth Proportional to 10,775,101.20, 14,869,954.61 and 5,880,637.42
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Solution
The fourth proportional to 10,775,101.20, 14,869,954.61 and 5,880,637.42 is: 8,115,451.53
Step by Step Solution
- Step 1: Write the proportion equation
10,775,101.20 : 14,869,954.61 = 5,880,637.42 : x - Step 2: Convert to fraction form
10,775,101.20/14,869,954.61 = 5,880,637.42/x - Step 3: Cross multiply
10,775,101.20x = 14,869,954.61 × 5,880,637.42 - Step 4: Simplify right side
10,775,101.20x = 87,444,811,483,864.33 - Step 5: Solve for x
x = 87,444,811,483,864.33/10,775,101.20 - Step 6: Final answer
x = 8,115,451.53
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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.