Finding the Fourth Proportional to 16,916,074.04, 23,344,406.12 and 9,181,209.08
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Solution
The fourth proportional to 16,916,074.04, 23,344,406.12 and 9,181,209.08 is: 12,670,190.07
Step by Step Solution
- Step 1: Write the proportion equation
16,916,074.04 : 23,344,406.12 = 9,181,209.08 : x - Step 2: Convert to fraction form
16,916,074.04/23,344,406.12 = 9,181,209.08/x - Step 3: Cross multiply
16,916,074.04x = 23,344,406.12 × 9,181,209.08 - Step 4: Simplify right side
16,916,074.04x = 214,329,873,360,335.75 - Step 5: Solve for x
x = 214,329,873,360,335.75/16,916,074.04 - Step 6: Final answer
x = 12,670,190.07
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1.5x scale
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.