Finding the Fourth Proportional to 47,651,365.66, 71,507,279.41 and 20,357,863.75
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Solution
The fourth proportional to 47,651,365.66, 71,507,279.41 and 20,357,863.75 is: 30,549,711.03
Step by Step Solution
- Step 1: Write the proportion equation
47,651,365.66 : 71,507,279.41 = 20,357,863.75 : x - Step 2: Convert to fraction form
47,651,365.66/71,507,279.41 = 20,357,863.75/x - Step 3: Cross multiply
47,651,365.66x = 71,507,279.41 × 20,357,863.75 - Step 4: Simplify right side
47,651,365.66x = 1,455,735,451,004,424 - Step 5: Solve for x
x = 1,455,735,451,004,424/47,651,365.66 - Step 6: Final answer
x = 30,549,711.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.