Finding the Fourth Proportional to 9,793,422.90, 14,672,419.65 and 8,376,246.90
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Solution
The fourth proportional to 9,793,422.90, 14,672,419.65 and 8,376,246.90 is: 12,549,219.09
Step by Step Solution
- Step 1: Write the proportion equation
9,793,422.90 : 14,672,419.65 = 8,376,246.90 : x - Step 2: Convert to fraction form
9,793,422.90/14,672,419.65 = 8,376,246.90/x - Step 3: Cross multiply
9,793,422.90x = 14,672,419.65 × 8,376,246.90 - Step 4: Simplify right side
9,793,422.90x = 122,899,809,608,811.59 - Step 5: Solve for x
x = 122,899,809,608,811.59/9,793,422.90 - Step 6: Final answer
x = 12,549,219.09
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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.