Finding the Fourth Proportional to 6,180,130.55, 8,528,598.53 and 3,427,011.93
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Solution
The fourth proportional to 6,180,130.55, 8,528,598.53 and 3,427,011.93 is: 4,729,286.65
Step by Step Solution
- Step 1: Write the proportion equation
6,180,130.55 : 8,528,598.53 = 3,427,011.93 : x - Step 2: Convert to fraction form
6,180,130.55/8,528,598.53 = 3,427,011.93/x - Step 3: Cross multiply
6,180,130.55x = 8,528,598.53 × 3,427,011.93 - Step 4: Simplify right side
6,180,130.55x = 29,227,608,891,355.41 - Step 5: Solve for x
x = 29,227,608,891,355.41/6,180,130.55 - Step 6: Final answer
x = 4,729,286.65
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1.5x scale
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.