Finding the Fourth Proportional to 26,874,968.64, 40,242,187.08 and 14,719,146.36
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Solution
The fourth proportional to 26,874,968.64, 40,242,187.08 and 14,719,146.36 is: 22,040,235.63
Step by Step Solution
- Step 1: Write the proportion equation
26,874,968.64 : 40,242,187.08 = 14,719,146.36 : x - Step 2: Convert to fraction form
26,874,968.64/40,242,187.08 = 14,719,146.36/x - Step 3: Cross multiply
26,874,968.64x = 40,242,187.08 × 14,719,146.36 - Step 4: Simplify right side
26,874,968.64x = 592,330,641,477,021 - Step 5: Solve for x
x = 592,330,641,477,021/26,874,968.64 - Step 6: Final answer
x = 22,040,235.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.