Finding the Fourth Proportional to 18,257,068.63, 27,390,722.74 and 7,334,927.92
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Solution
The fourth proportional to 18,257,068.63, 27,390,722.74 and 7,334,927.92 is: 11,004,448.80
Step by Step Solution
- Step 1: Write the proportion equation
18,257,068.63 : 27,390,722.74 = 7,334,927.92 : x - Step 2: Convert to fraction form
18,257,068.63/27,390,722.74 = 7,334,927.92/x - Step 3: Cross multiply
18,257,068.63x = 27,390,722.74 × 7,334,927.92 - Step 4: Simplify right side
18,257,068.63x = 200,908,977,067,542.41 - Step 5: Solve for x
x = 200,908,977,067,542.41/18,257,068.63 - Step 6: Final answer
x = 11,004,448.80
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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.