Finding the Fourth Proportional to 16,535,924.68, 22,820,854.05 and 9,920,762.08
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Solution
The fourth proportional to 16,535,924.68, 22,820,854.05 and 9,920,762.08 is: 13,691,418.40
Step by Step Solution
- Step 1: Write the proportion equation
16,535,924.68 : 22,820,854.05 = 9,920,762.08 : x - Step 2: Convert to fraction form
16,535,924.68/22,820,854.05 = 9,920,762.08/x - Step 3: Cross multiply
16,535,924.68x = 22,820,854.05 × 9,920,762.08 - Step 4: Simplify right side
16,535,924.68x = 226,400,263,492,454.44 - Step 5: Solve for x
x = 226,400,263,492,454.44/16,535,924.68 - Step 6: Final answer
x = 13,691,418.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.