Finding the Fourth Proportional to 14,305,373.84, 19,793,399.81 and 12,473,649.15
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Solution
The fourth proportional to 14,305,373.84, 19,793,399.81 and 12,473,649.15 is: 17,258,963.48
Step by Step Solution
- Step 1: Write the proportion equation
14,305,373.84 : 19,793,399.81 = 12,473,649.15 : x - Step 2: Convert to fraction form
14,305,373.84/19,793,399.81 = 12,473,649.15/x - Step 3: Cross multiply
14,305,373.84x = 19,793,399.81 × 12,473,649.15 - Step 4: Simplify right side
14,305,373.84x = 246,895,924,715,616.66 - Step 5: Solve for x
x = 246,895,924,715,616.66/14,305,373.84 - Step 6: Final answer
x = 17,258,963.48
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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.