Finding the Fourth Proportional to 15,127,409.04, 22,691,310.12 and 5,030,029.68
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Solution
The fourth proportional to 15,127,409.04, 22,691,310.12 and 5,030,029.68 is: 7,545,109.88
Step by Step Solution
- Step 1: Write the proportion equation
15,127,409.04 : 22,691,310.12 = 5,030,029.68 : x - Step 2: Convert to fraction form
15,127,409.04/22,691,310.12 = 5,030,029.68/x - Step 3: Cross multiply
15,127,409.04x = 22,691,310.12 × 5,030,029.68 - Step 4: Simplify right side
15,127,409.04x = 114,137,963,381,684.36 - Step 5: Solve for x
x = 114,137,963,381,684.36/15,127,409.04 - Step 6: Final answer
x = 7,545,109.88
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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.