Finding the Fourth Proportional to 14,974,909.40, 22,462,364.10 and 14,387,043.80
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Solution
The fourth proportional to 14,974,909.40, 22,462,364.10 and 14,387,043.80 is: 21,580,565.70
Step by Step Solution
- Step 1: Write the proportion equation
14,974,909.40 : 22,462,364.10 = 14,387,043.80 : x - Step 2: Convert to fraction form
14,974,909.40/22,462,364.10 = 14,387,043.80/x - Step 3: Cross multiply
14,974,909.40x = 22,462,364.10 × 14,387,043.80 - Step 4: Simplify right side
14,974,909.40x = 323,167,016,158,247.62 - Step 5: Solve for x
x = 323,167,016,158,247.62/14,974,909.40 - Step 6: Final answer
x = 21,580,565.70
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1.5x scale
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.