Finding the Fourth Proportional to 10,285,333.28, 14,195,206.80 and 6,366,347.32
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Solution
The fourth proportional to 10,285,333.28, 14,195,206.80 and 6,366,347.32 is: 8,786,454.88
Step by Step Solution
- Step 1: Write the proportion equation
10,285,333.28 : 14,195,206.80 = 6,366,347.32 : x - Step 2: Convert to fraction form
10,285,333.28/14,195,206.80 = 6,366,347.32/x - Step 3: Cross multiply
10,285,333.28x = 14,195,206.80 × 6,366,347.32 - Step 4: Simplify right side
10,285,333.28x = 90,371,616,768,025.78 - Step 5: Solve for x
x = 90,371,616,768,025.78/10,285,333.28 - Step 6: Final answer
x = 8,786,454.88
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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.