Finding the Fourth Proportional to 23,911,880.40, 32,995,669.95 and 13,455,877.14
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Solution
The fourth proportional to 23,911,880.40, 32,995,669.95 and 13,455,877.14 is: 18,567,577.02
Step by Step Solution
- Step 1: Write the proportion equation
23,911,880.40 : 32,995,669.95 = 13,455,877.14 : x - Step 2: Convert to fraction form
23,911,880.40/32,995,669.95 = 13,455,877.14/x - Step 3: Cross multiply
23,911,880.40x = 32,995,669.95 × 13,455,877.14 - Step 4: Simplify right side
23,911,880.40x = 443,985,680,999,189.94 - Step 5: Solve for x
x = 443,985,680,999,189.94/23,911,880.40 - Step 6: Final answer
x = 18,567,577.02
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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.