Finding the Fourth Proportional to 16,134,281.12, 22,264,863.12 and 8,791,955.36
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Solution
The fourth proportional to 16,134,281.12, 22,264,863.12 and 8,791,955.36 is: 12,132,656.00
Step by Step Solution
- Step 1: Write the proportion equation
16,134,281.12 : 22,264,863.12 = 8,791,955.36 : x - Step 2: Convert to fraction form
16,134,281.12/22,264,863.12 = 8,791,955.36/x - Step 3: Cross multiply
16,134,281.12x = 22,264,863.12 × 8,791,955.36 - Step 4: Simplify right side
16,134,281.12x = 195,751,682,647,550.31 - Step 5: Solve for x
x = 195,751,682,647,550.31/16,134,281.12 - Step 6: Final answer
x = 12,132,656.00
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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.