Finding the Fourth Proportional to 34,285,402.10, 47,300,385.58 and 19,593,186.19
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Solution
The fourth proportional to 34,285,402.10, 47,300,385.58 and 19,593,186.19 is: 27,030,899.58
Step by Step Solution
- Step 1: Write the proportion equation
34,285,402.10 : 47,300,385.58 = 19,593,186.19 : x - Step 2: Convert to fraction form
34,285,402.10/47,300,385.58 = 19,593,186.19/x - Step 3: Cross multiply
34,285,402.10x = 47,300,385.58 × 19,593,186.19 - Step 4: Simplify right side
34,285,402.10x = 926,765,261,360,497.25 - Step 5: Solve for x
x = 926,765,261,360,497.25/34,285,402.10 - Step 6: Final answer
x = 27,030,899.58
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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.