Finding the Fourth Proportional to 11,349,819.41, 15,663,129.03 and 6,193,463.90
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Solution
The fourth proportional to 11,349,819.41, 15,663,129.03 and 6,193,463.90 is: 8,547,186.58
Step by Step Solution
- Step 1: Write the proportion equation
11,349,819.41 : 15,663,129.03 = 6,193,463.90 : x - Step 2: Convert to fraction form
11,349,819.41/15,663,129.03 = 6,193,463.90/x - Step 3: Cross multiply
11,349,819.41x = 15,663,129.03 × 6,193,463.90 - Step 4: Simplify right side
11,349,819.41x = 97,009,024,130,031.36 - Step 5: Solve for x
x = 97,009,024,130,031.36/11,349,819.41 - Step 6: Final answer
x = 8,547,186.58
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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.