Finding the Fourth Proportional to 10,008,925.97, 13,812,304.61 and 5,425,246.13
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Solution
The fourth proportional to 10,008,925.97, 13,812,304.61 and 5,425,246.13 is: 7,486,832.49
Step by Step Solution
- Step 1: Write the proportion equation
10,008,925.97 : 13,812,304.61 = 5,425,246.13 : x - Step 2: Convert to fraction form
10,008,925.97/13,812,304.61 = 5,425,246.13/x - Step 3: Cross multiply
10,008,925.97x = 13,812,304.61 × 5,425,246.13 - Step 4: Simplify right side
10,008,925.97x = 74,935,152,076,285.25 - Step 5: Solve for x
x = 74,935,152,076,285.25/10,008,925.97 - Step 6: Final answer
x = 7,486,832.49
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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.