Finding the Fourth Proportional to 8,868,491.68, 12,238,513.68 and 4,794,118.24
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Solution
The fourth proportional to 8,868,491.68, 12,238,513.68 and 4,794,118.24 is: 6,615,880.56
Step by Step Solution
- Step 1: Write the proportion equation
8,868,491.68 : 12,238,513.68 = 4,794,118.24 : x - Step 2: Convert to fraction form
8,868,491.68/12,238,513.68 = 4,794,118.24/x - Step 3: Cross multiply
8,868,491.68x = 12,238,513.68 × 4,794,118.24 - Step 4: Simplify right side
8,868,491.68x = 58,672,881,663,777.52 - Step 5: Solve for x
x = 58,672,881,663,777.52/8,868,491.68 - Step 6: Final answer
x = 6,615,880.56
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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.