Finding the Fourth Proportional to 10,530,468.18, 15,795,702.45 and 2,552,292.18
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Solution
The fourth proportional to 10,530,468.18, 15,795,702.45 and 2,552,292.18 is: 3,828,438.31
Step by Step Solution
- Step 1: Write the proportion equation
10,530,468.18 : 15,795,702.45 = 2,552,292.18 : x - Step 2: Convert to fraction form
10,530,468.18/15,795,702.45 = 2,552,292.18/x - Step 3: Cross multiply
10,530,468.18x = 15,795,702.45 × 2,552,292.18 - Step 4: Simplify right side
10,530,468.18x = 40,315,247,840,741.84 - Step 5: Solve for x
x = 40,315,247,840,741.84/10,530,468.18 - Step 6: Final answer
x = 3,828,438.31
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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.