Finding the Fourth Proportional to 46,828,873.19, 70,219,106.53 and 20,556,956.14
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Solution
The fourth proportional to 46,828,873.19, 70,219,106.53 and 20,556,956.14 is: 30,824,809.45
Step by Step Solution
- Step 1: Write the proportion equation
46,828,873.19 : 70,219,106.53 = 20,556,956.14 : x - Step 2: Convert to fraction form
46,828,873.19/70,219,106.53 = 20,556,956.14/x - Step 3: Cross multiply
46,828,873.19x = 70,219,106.53 × 20,556,956.14 - Step 4: Simplify right side
46,828,873.19x = 1,443,491,093,015,890.25 - Step 5: Solve for x
x = 1,443,491,093,015,890.25/46,828,873.19 - Step 6: Final answer
x = 30,824,809.45
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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.