Finding the Fourth Proportional to 10,861,319.97, 16,298,707.71 and 6,314,508.70
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Solution
The fourth proportional to 10,861,319.97, 16,298,707.71 and 6,314,508.70 is: 9,475,674.40
Step by Step Solution
- Step 1: Write the proportion equation
10,861,319.97 : 16,298,707.71 = 6,314,508.70 : x - Step 2: Convert to fraction form
10,861,319.97/16,298,707.71 = 6,314,508.70/x - Step 3: Cross multiply
10,861,319.97x = 16,298,707.71 × 6,314,508.70 - Step 4: Simplify right side
10,861,319.97x = 102,918,331,616,484.70 - Step 5: Solve for x
x = 102,918,331,616,484.70/10,861,319.97 - Step 6: Final answer
x = 9,475,674.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.