Finding the Fourth Proportional to 13,395,298.24, 20,080,984.47 and 4,869,628.66
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Solution
The fourth proportional to 13,395,298.24, 20,080,984.47 and 4,869,628.66 is: 7,300,094.09
Step by Step Solution
- Step 1: Write the proportion equation
13,395,298.24 : 20,080,984.47 = 4,869,628.66 : x - Step 2: Convert to fraction form
13,395,298.24/20,080,984.47 = 4,869,628.66/x - Step 3: Cross multiply
13,395,298.24x = 20,080,984.47 × 4,869,628.66 - Step 4: Simplify right side
13,395,298.24x = 97,786,937,496,126.91 - Step 5: Solve for x
x = 97,786,937,496,126.91/13,395,298.24 - Step 6: Final answer
x = 7,300,094.09
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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.