Finding the Fourth Proportional to 48,213,116.18, 66,534,589.05 and 26,186,828.42
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Solution
The fourth proportional to 48,213,116.18, 66,534,589.05 and 26,186,828.42 is: 36,138,088.67
Step by Step Solution
- Step 1: Write the proportion equation
48,213,116.18 : 66,534,589.05 = 26,186,828.42 : x - Step 2: Convert to fraction form
48,213,116.18/66,534,589.05 = 26,186,828.42/x - Step 3: Cross multiply
48,213,116.18x = 66,534,589.05 × 26,186,828.42 - Step 4: Simplify right side
48,213,116.18x = 1,742,329,867,447,560.75 - Step 5: Solve for x
x = 1,742,329,867,447,560.75/48,213,116.18 - Step 6: Final answer
x = 36,138,088.67
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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.