Finding the Fourth Proportional to 48,647,679.98, 67,133,804.56 and 26,621,184.20
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Solution
The fourth proportional to 48,647,679.98, 67,133,804.56 and 26,621,184.20 is: 36,737,237.58
Step by Step Solution
- Step 1: Write the proportion equation
48,647,679.98 : 67,133,804.56 = 26,621,184.20 : x - Step 2: Convert to fraction form
48,647,679.98/67,133,804.56 = 26,621,184.20/x - Step 3: Cross multiply
48,647,679.98x = 67,133,804.56 × 26,621,184.20 - Step 4: Simplify right side
48,647,679.98x = 1,787,181,377,238,560 - Step 5: Solve for x
x = 1,787,181,377,238,560/48,647,679.98 - Step 6: Final answer
x = 36,737,237.58
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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.