Finding the Fourth Proportional to 9,746,406.09, 13,449,604.35 and 5,395,184.91
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Solution
The fourth proportional to 9,746,406.09, 13,449,604.35 and 5,395,184.91 is: 7,445,113.80
Step by Step Solution
- Step 1: Write the proportion equation
9,746,406.09 : 13,449,604.35 = 5,395,184.91 : x - Step 2: Convert to fraction form
9,746,406.09/13,449,604.35 = 5,395,184.91/x - Step 3: Cross multiply
9,746,406.09x = 13,449,604.35 × 5,395,184.91 - Step 4: Simplify right side
9,746,406.09x = 72,563,102,434,590.36 - Step 5: Solve for x
x = 72,563,102,434,590.36/9,746,406.09 - Step 6: Final answer
x = 7,445,113.80
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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.