Finding the Fourth Proportional to 10,766,488.02, 14,855,199.54 and 6,119,907.42
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Solution
The fourth proportional to 10,766,488.02, 14,855,199.54 and 6,119,907.42 is: 8,444,020.53
Step by Step Solution
- Step 1: Write the proportion equation
10,766,488.02 : 14,855,199.54 = 6,119,907.42 : x - Step 2: Convert to fraction form
10,766,488.02/14,855,199.54 = 6,119,907.42/x - Step 3: Cross multiply
10,766,488.02x = 14,855,199.54 × 6,119,907.42 - Step 4: Simplify right side
10,766,488.02x = 90,912,445,890,426.58 - Step 5: Solve for x
x = 90,912,445,890,426.58/10,766,488.02 - Step 6: Final answer
x = 8,444,020.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.