Finding the Fourth Proportional to 17,817,456.74, 24,588,090.30 and 9,668,694.74
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Solution
The fourth proportional to 17,817,456.74, 24,588,090.30 and 9,668,694.74 is: 13,342,798.74
Step by Step Solution
- Step 1: Write the proportion equation
17,817,456.74 : 24,588,090.30 = 9,668,694.74 : x - Step 2: Convert to fraction form
17,817,456.74/24,588,090.30 = 9,668,694.74/x - Step 3: Cross multiply
17,817,456.74x = 24,588,090.30 × 9,668,694.74 - Step 4: Simplify right side
17,817,456.74x = 237,734,739,288,784.81 - Step 5: Solve for x
x = 237,734,739,288,784.81/17,817,456.74 - Step 6: Final answer
x = 13,342,798.74
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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.