Finding the Fourth Proportional to 20,594,390.08, 28,319,478.24 and 17,873,412.16
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Solution
The fourth proportional to 20,594,390.08, 28,319,478.24 and 17,873,412.16 is: 24,577,844.00
Step by Step Solution
- Step 1: Write the proportion equation
20,594,390.08 : 28,319,478.24 = 17,873,412.16 : x - Step 2: Convert to fraction form
20,594,390.08/28,319,478.24 = 17,873,412.16/x - Step 3: Cross multiply
20,594,390.08x = 28,319,478.24 × 17,873,412.16 - Step 4: Simplify right side
20,594,390.08x = 506,165,706,739,671.38 - Step 5: Solve for x
x = 506,165,706,739,671.38/20,594,390.08 - Step 6: Final answer
x = 24,577,844.00
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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.