Finding the Fourth Proportional to 10,217,031.15, 15,308,204.12 and 6,165,004.64
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Solution
The fourth proportional to 10,217,031.15, 15,308,204.12 and 6,165,004.64 is: 9,237,042.34
Step by Step Solution
- Step 1: Write the proportion equation
10,217,031.15 : 15,308,204.12 = 6,165,004.64 : x - Step 2: Convert to fraction form
10,217,031.15/15,308,204.12 = 6,165,004.64/x - Step 3: Cross multiply
10,217,031.15x = 15,308,204.12 × 6,165,004.64 - Step 4: Simplify right side
10,217,031.15x = 94,375,149,322,501.08 - Step 5: Solve for x
x = 94,375,149,322,501.08/10,217,031.15 - Step 6: Final answer
x = 9,237,042.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.