Finding the Fourth Proportional to 14,698,281.29, 20,284,764.26 and 8,818,135.70
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Solution
The fourth proportional to 14,698,281.29, 20,284,764.26 and 8,818,135.70 is: 12,169,708.84
Step by Step Solution
- Step 1: Write the proportion equation
14,698,281.29 : 20,284,764.26 = 8,818,135.70 : x - Step 2: Convert to fraction form
14,698,281.29/20,284,764.26 = 8,818,135.70/x - Step 3: Cross multiply
14,698,281.29x = 20,284,764.26 × 8,818,135.70 - Step 4: Simplify right side
14,698,281.29x = 178,873,803,741,675.59 - Step 5: Solve for x
x = 178,873,803,741,675.59/14,698,281.29 - Step 6: Final answer
x = 12,169,708.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.