Finding the Fourth Proportional to 44,315,417.60, 66,479,347.20 and 14,020,121.60
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Solution
The fourth proportional to 44,315,417.60, 66,479,347.20 and 14,020,121.60 is: 21,032,150.48
Step by Step Solution
- Step 1: Write the proportion equation
44,315,417.60 : 66,479,347.20 = 14,020,121.60 : x - Step 2: Convert to fraction form
44,315,417.60/66,479,347.20 = 14,020,121.60/x - Step 3: Cross multiply
44,315,417.60x = 66,479,347.20 × 14,020,121.60 - Step 4: Simplify right side
44,315,417.60x = 932,048,531,632,619.50 - Step 5: Solve for x
x = 932,048,531,632,619.50/44,315,417.60 - Step 6: Final answer
x = 21,032,150.48
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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.