Finding the Fourth Proportional to 23,378,269.41, 32,263,444.13 and 13,065,815.97
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Solution
The fourth proportional to 23,378,269.41, 32,263,444.13 and 13,065,815.97 is: 18,031,626.55
Step by Step Solution
- Step 1: Write the proportion equation
23,378,269.41 : 32,263,444.13 = 13,065,815.97 : x - Step 2: Convert to fraction form
23,378,269.41/32,263,444.13 = 13,065,815.97/x - Step 3: Cross multiply
23,378,269.41x = 32,263,444.13 × 13,065,815.97 - Step 4: Simplify right side
23,378,269.41x = 421,548,223,495,627.69 - Step 5: Solve for x
x = 421,548,223,495,627.69/23,378,269.41 - Step 6: Final answer
x = 18,031,626.55
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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.