Finding the Fourth Proportional to 6,718,638.24, 10,075,890.24 and 1,925,043.12
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Solution
The fourth proportional to 6,718,638.24, 10,075,890.24 and 1,925,043.12 is: 2,886,972.40
Step by Step Solution
- Step 1: Write the proportion equation
6,718,638.24 : 10,075,890.24 = 1,925,043.12 : x - Step 2: Convert to fraction form
6,718,638.24/10,075,890.24 = 1,925,043.12/x - Step 3: Cross multiply
6,718,638.24x = 10,075,890.24 × 1,925,043.12 - Step 4: Simplify right side
6,718,638.24x = 19,396,523,184,387.15 - Step 5: Solve for x
x = 19,396,523,184,387.15/6,718,638.24 - Step 6: Final answer
x = 2,886,972.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.