Finding the Fourth Proportional to 11,099,125.60, 16,636,246.80 and 4,708,290.40
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Solution
The fourth proportional to 11,099,125.60, 16,636,246.80 and 4,708,290.40 is: 7,057,157.83
Step by Step Solution
- Step 1: Write the proportion equation
11,099,125.60 : 16,636,246.80 = 4,708,290.40 : x - Step 2: Convert to fraction form
11,099,125.60/16,636,246.80 = 4,708,290.40/x - Step 3: Cross multiply
11,099,125.60x = 16,636,246.80 × 4,708,290.40 - Step 4: Simplify right side
11,099,125.60x = 78,328,281,100,470.73 - Step 5: Solve for x
x = 78,328,281,100,470.73/11,099,125.60 - Step 6: Final answer
x = 7,057,157.83
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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.