Finding the Fourth Proportional to 16,963,305.80, 25,444,958.70 and 13,604,073.80
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Solution
The fourth proportional to 16,963,305.80, 25,444,958.70 and 13,604,073.80 is: 20,406,110.70
Step by Step Solution
- Step 1: Write the proportion equation
16,963,305.80 : 25,444,958.70 = 13,604,073.80 : x - Step 2: Convert to fraction form
16,963,305.80/25,444,958.70 = 13,604,073.80/x - Step 3: Cross multiply
16,963,305.80x = 25,444,958.70 × 13,604,073.80 - Step 4: Simplify right side
16,963,305.80x = 346,155,095,992,752.06 - Step 5: Solve for x
x = 346,155,095,992,752.06/16,963,305.80 - Step 6: Final answer
x = 20,406,110.70
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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.