Finding the Fourth Proportional to 23,370,197.68, 32,250,886.46 and 13,056,920.76
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Solution
The fourth proportional to 23,370,197.68, 32,250,886.46 and 13,056,920.76 is: 18,018,558.28
Step by Step Solution
- Step 1: Write the proportion equation
23,370,197.68 : 32,250,886.46 = 13,056,920.76 : x - Step 2: Convert to fraction form
23,370,197.68/32,250,886.46 = 13,056,920.76/x - Step 3: Cross multiply
23,370,197.68x = 32,250,886.46 × 13,056,920.76 - Step 4: Simplify right side
23,370,197.68x = 421,097,268,947,976.94 - Step 5: Solve for x
x = 421,097,268,947,976.94/23,370,197.68 - Step 6: Final answer
x = 18,018,558.28
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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.