Finding the Fourth Proportional to 14,925,726.42, 22,393,976.40 and 5,211,771.18
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Solution
The fourth proportional to 14,925,726.42, 22,393,976.40 and 5,211,771.18 is: 7,819,537.72
Step by Step Solution
- Step 1: Write the proportion equation
14,925,726.42 : 22,393,976.40 = 5,211,771.18 : x - Step 2: Convert to fraction form
14,925,726.42/22,393,976.40 = 5,211,771.18/x - Step 3: Cross multiply
14,925,726.42x = 22,393,976.40 × 5,211,771.18 - Step 4: Simplify right side
14,925,726.42x = 116,712,280,807,120.14 - Step 5: Solve for x
x = 116,712,280,807,120.14/14,925,726.42 - Step 6: Final answer
x = 7,819,537.72
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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.