Finding the Fourth Proportional to 6,767,941.40, 10,148,762.84 and 2,506,965.56
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Solution
The fourth proportional to 6,767,941.40, 10,148,762.84 and 2,506,965.56 is: 3,759,281.80
Step by Step Solution
- Step 1: Write the proportion equation
6,767,941.40 : 10,148,762.84 = 2,506,965.56 : x - Step 2: Convert to fraction form
6,767,941.40/10,148,762.84 = 2,506,965.56/x - Step 3: Cross multiply
6,767,941.40x = 10,148,762.84 × 2,506,965.56 - Step 4: Simplify right side
6,767,941.40x = 25,442,598,916,487.79 - Step 5: Solve for x
x = 25,442,598,916,487.79/6,767,941.40 - Step 6: Final answer
x = 3,759,281.80
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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.