Finding the Fourth Proportional to 26,369,657.60, 39,565,853.19 and 14,236,711.88
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Solution
The fourth proportional to 26,369,657.60, 39,565,853.19 and 14,236,711.88 is: 21,361,204.63
Step by Step Solution
- Step 1: Write the proportion equation
26,369,657.60 : 39,565,853.19 = 14,236,711.88 : x - Step 2: Convert to fraction form
26,369,657.60/39,565,853.19 = 14,236,711.88/x - Step 3: Cross multiply
26,369,657.60x = 39,565,853.19 × 14,236,711.88 - Step 4: Simplify right side
26,369,657.60x = 563,287,651,954,579.62 - Step 5: Solve for x
x = 563,287,651,954,579.62/26,369,657.60 - Step 6: Final answer
x = 21,361,204.63
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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.