Finding the Fourth Proportional to 11,209,925.16, 15,466,496.22 and 6,313,434.66
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Solution
The fourth proportional to 11,209,925.16, 15,466,496.22 and 6,313,434.66 is: 8,710,737.31
Step by Step Solution
- Step 1: Write the proportion equation
11,209,925.16 : 15,466,496.22 = 6,313,434.66 : x - Step 2: Convert to fraction form
11,209,925.16/15,466,496.22 = 6,313,434.66/x - Step 3: Cross multiply
11,209,925.16x = 15,466,496.22 × 6,313,434.66 - Step 4: Simplify right side
11,209,925.16x = 97,646,713,304,106.98 - Step 5: Solve for x
x = 97,646,713,304,106.98/11,209,925.16 - Step 6: Final answer
x = 8,710,737.31
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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.