Finding the Fourth Proportional to 35,979,492.84, 49,651,765.40 and 19,681,968.84
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Solution
The fourth proportional to 35,979,492.84, 49,651,765.40 and 19,681,968.84 is: 27,161,152.71
Step by Step Solution
- Step 1: Write the proportion equation
35,979,492.84 : 49,651,765.40 = 19,681,968.84 : x - Step 2: Convert to fraction form
35,979,492.84/49,651,765.40 = 19,681,968.84/x - Step 3: Cross multiply
35,979,492.84x = 49,651,765.40 × 19,681,968.84 - Step 4: Simplify right side
35,979,492.84x = 977,244,499,453,790.12 - Step 5: Solve for x
x = 977,244,499,453,790.12/35,979,492.84 - Step 6: Final answer
x = 27,161,152.71
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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.