Finding the Fourth Proportional to 11,616,006.11, 16,030,477.95 and 6,389,235.41
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Solution
The fourth proportional to 11,616,006.11, 16,030,477.95 and 6,389,235.41 is: 8,817,359.12
Step by Step Solution
- Step 1: Write the proportion equation
11,616,006.11 : 16,030,477.95 = 6,389,235.41 : x - Step 2: Convert to fraction form
11,616,006.11/16,030,477.95 = 6,389,235.41/x - Step 3: Cross multiply
11,616,006.11x = 16,030,477.95 × 6,389,235.41 - Step 4: Simplify right side
11,616,006.11x = 102,422,497,357,364.20 - Step 5: Solve for x
x = 102,422,497,357,364.20/11,616,006.11 - Step 6: Final answer
x = 8,817,359.12
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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.