Finding the Fourth Proportional to 28,304,884.08, 42,432,192.36 and 11,029,083.12
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Solution
The fourth proportional to 28,304,884.08, 42,432,192.36 and 11,029,083.12 is: 16,533,831.23
Step by Step Solution
- Step 1: Write the proportion equation
28,304,884.08 : 42,432,192.36 = 11,029,083.12 : x - Step 2: Convert to fraction form
28,304,884.08/42,432,192.36 = 11,029,083.12/x - Step 3: Cross multiply
28,304,884.08x = 42,432,192.36 × 11,029,083.12 - Step 4: Simplify right side
28,304,884.08x = 467,988,176,502,268.94 - Step 5: Solve for x
x = 467,988,176,502,268.94/28,304,884.08 - Step 6: Final answer
x = 16,533,831.23
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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.