Finding the Fourth Proportional to 4,668,768.24, 6,443,395.50 and 2,736,652.15
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Solution
The fourth proportional to 4,668,768.24, 6,443,395.50 and 2,736,652.15 is: 3,776,870.31
Step by Step Solution
- Step 1: Write the proportion equation
4,668,768.24 : 6,443,395.50 = 2,736,652.15 : x - Step 2: Convert to fraction form
4,668,768.24/6,443,395.50 = 2,736,652.15/x - Step 3: Cross multiply
4,668,768.24x = 6,443,395.50 × 2,736,652.15 - Step 4: Simplify right side
4,668,768.24x = 17,633,332,148,375.32 - Step 5: Solve for x
x = 17,633,332,148,375.32/4,668,768.24 - Step 6: Final answer
x = 3,776,870.31
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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.