Finding the Fourth Proportional to 11,069,029.14, 15,275,638.71 and 6,422,463.36
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Solution
The fourth proportional to 11,069,029.14, 15,275,638.71 and 6,422,463.36 is: 8,863,219.05
Step by Step Solution
- Step 1: Write the proportion equation
11,069,029.14 : 15,275,638.71 = 6,422,463.36 : x - Step 2: Convert to fraction form
11,069,029.14/15,275,638.71 = 6,422,463.36/x - Step 3: Cross multiply
11,069,029.14x = 15,275,638.71 × 6,422,463.36 - Step 4: Simplify right side
11,069,029.14x = 98,107,229,915,572.67 - Step 5: Solve for x
x = 98,107,229,915,572.67/11,069,029.14 - Step 6: Final answer
x = 8,863,219.05
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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.