Finding the Fourth Proportional to 9,516,170.36, 13,132,106.70 and 5,165,265.08
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Solution
The fourth proportional to 9,516,170.36, 13,132,106.70 and 5,165,265.08 is: 7,127,952.70
Step by Step Solution
- Step 1: Write the proportion equation
9,516,170.36 : 13,132,106.70 = 5,165,265.08 : x - Step 2: Convert to fraction form
9,516,170.36/13,132,106.70 = 5,165,265.08/x - Step 3: Cross multiply
9,516,170.36x = 13,132,106.70 × 5,165,265.08 - Step 4: Simplify right side
9,516,170.36x = 67,830,812,164,344.03 - Step 5: Solve for x
x = 67,830,812,164,344.03/9,516,170.36 - Step 6: Final answer
x = 7,127,952.70
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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.