Finding the Fourth Proportional to 21,362,898.14, 32,049,387.84 and 6,985,910.06
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Solution
The fourth proportional to 21,362,898.14, 32,049,387.84 and 6,985,910.06 is: 10,480,513.43
Step by Step Solution
- Step 1: Write the proportion equation
21,362,898.14 : 32,049,387.84 = 6,985,910.06 : x - Step 2: Convert to fraction form
21,362,898.14/32,049,387.84 = 6,985,910.06/x - Step 3: Cross multiply
21,362,898.14x = 32,049,387.84 × 6,985,910.06 - Step 4: Simplify right side
21,362,898.14x = 223,894,140,928,297.66 - Step 5: Solve for x
x = 223,894,140,928,297.66/21,362,898.14 - Step 6: Final answer
x = 10,480,513.43
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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.