Finding the Fourth Proportional to 8,748,104.70, 13,118,220.45 and 3,354,962.70
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Solution
The fourth proportional to 8,748,104.70, 13,118,220.45 and 3,354,962.70 is: 5,030,934.33
Step by Step Solution
- Step 1: Write the proportion equation
8,748,104.70 : 13,118,220.45 = 3,354,962.70 : x - Step 2: Convert to fraction form
8,748,104.70/13,118,220.45 = 3,354,962.70/x - Step 3: Cross multiply
8,748,104.70x = 13,118,220.45 × 3,354,962.70 - Step 4: Simplify right side
8,748,104.70x = 44,011,140,300,127.22 - Step 5: Solve for x
x = 44,011,140,300,127.22/8,748,104.70 - Step 6: Final answer
x = 5,030,934.33
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1.5x scale
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.