Finding the Fourth Proportional to 10,201,503.48, 14,077,935.71 and 5,791,190.76
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Solution
The fourth proportional to 10,201,503.48, 14,077,935.71 and 5,791,190.76 is: 7,991,764.29
Step by Step Solution
- Step 1: Write the proportion equation
10,201,503.48 : 14,077,935.71 = 5,791,190.76 : x - Step 2: Convert to fraction form
10,201,503.48/14,077,935.71 = 5,791,190.76/x - Step 3: Cross multiply
10,201,503.48x = 14,077,935.71 × 5,791,190.76 - Step 4: Simplify right side
10,201,503.48x = 81,528,011,196,952.22 - Step 5: Solve for x
x = 81,528,011,196,952.22/10,201,503.48 - Step 6: Final answer
x = 7,991,764.29
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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.