Finding the Fourth Proportional to 6,117,033.84, 8,442,044.64 and 3,364,206.30
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Solution
The fourth proportional to 6,117,033.84, 8,442,044.64 and 3,364,206.30 is: 4,642,900.55
Step by Step Solution
- Step 1: Write the proportion equation
6,117,033.84 : 8,442,044.64 = 3,364,206.30 : x - Step 2: Convert to fraction form
6,117,033.84/8,442,044.64 = 3,364,206.30/x - Step 3: Cross multiply
6,117,033.84x = 8,442,044.64 × 3,364,206.30 - Step 4: Simplify right side
6,117,033.84x = 28,400,779,762,769.23 - Step 5: Solve for x
x = 28,400,779,762,769.23/6,117,033.84 - Step 6: Final answer
x = 4,642,900.55
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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.