Finding the Fourth Proportional to 10,116,306.97, 13,960,742.81 and 5,765,798.08
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Solution
The fourth proportional to 10,116,306.97, 13,960,742.81 and 5,765,798.08 is: 7,956,937.68
Step by Step Solution
- Step 1: Write the proportion equation
10,116,306.97 : 13,960,742.81 = 5,765,798.08 : x - Step 2: Convert to fraction form
10,116,306.97/13,960,742.81 = 5,765,798.08/x - Step 3: Cross multiply
10,116,306.97x = 13,960,742.81 × 5,765,798.08 - Step 4: Simplify right side
10,116,306.97x = 80,494,824,089,271.81 - Step 5: Solve for x
x = 80,494,824,089,271.81/10,116,306.97 - Step 6: Final answer
x = 7,956,937.68
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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.