Finding the Fourth Proportional to 26,680,573.63, 36,815,119.93 and 15,073,902.19
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Solution
The fourth proportional to 26,680,573.63, 36,815,119.93 and 15,073,902.19 is: 20,799,684.62
Step by Step Solution
- Step 1: Write the proportion equation
26,680,573.63 : 36,815,119.93 = 15,073,902.19 : x - Step 2: Convert to fraction form
26,680,573.63/36,815,119.93 = 15,073,902.19/x - Step 3: Cross multiply
26,680,573.63x = 36,815,119.93 × 15,073,902.19 - Step 4: Simplify right side
26,680,573.63x = 554,947,516,937,939.62 - Step 5: Solve for x
x = 554,947,516,937,939.62/26,680,573.63 - Step 6: Final answer
x = 20,799,684.62
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1.5x scale
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.