Finding the Fourth Proportional to 13,534,000.42, 20,300,663.44 and 3,949,461.99
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Solution
The fourth proportional to 13,534,000.42, 20,300,663.44 and 3,949,461.99 is: 5,924,094.59
Step by Step Solution
- Step 1: Write the proportion equation
13,534,000.42 : 20,300,663.44 = 3,949,461.99 : x - Step 2: Convert to fraction form
13,534,000.42/20,300,663.44 = 3,949,461.99/x - Step 3: Cross multiply
13,534,000.42x = 20,300,663.44 × 3,949,461.99 - Step 4: Simplify right side
13,534,000.42x = 80,176,698,628,062.66 - Step 5: Solve for x
x = 80,176,698,628,062.66/13,534,000.42 - Step 6: Final answer
x = 5,924,094.59
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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.