Finding the Fourth Proportional to 18,955,286.51, 28,427,506.00 and 6,176,907.95
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Solution
The fourth proportional to 18,955,286.51, 28,427,506.00 and 6,176,907.95 is: 9,263,594.49
Step by Step Solution
- Step 1: Write the proportion equation
18,955,286.51 : 28,427,506.00 = 6,176,907.95 : x - Step 2: Convert to fraction form
18,955,286.51/28,427,506.00 = 6,176,907.95/x - Step 3: Cross multiply
18,955,286.51x = 28,427,506.00 × 6,176,907.95 - Step 4: Simplify right side
18,955,286.51x = 175,594,087,652,492.91 - Step 5: Solve for x
x = 175,594,087,652,492.91/18,955,286.51 - Step 6: Final answer
x = 9,263,594.49
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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.