Finding the Fourth Proportional to 29,476,473.48, 40,676,995.33 and 16,423,453.28
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Solution
The fourth proportional to 29,476,473.48, 40,676,995.33 and 16,423,453.28 is: 22,664,065.73
Step by Step Solution
- Step 1: Write the proportion equation
29,476,473.48 : 40,676,995.33 = 16,423,453.28 : x - Step 2: Convert to fraction form
29,476,473.48/40,676,995.33 = 16,423,453.28/x - Step 3: Cross multiply
29,476,473.48x = 40,676,995.33 × 16,423,453.28 - Step 4: Simplify right side
29,476,473.48x = 668,056,732,433,667.12 - Step 5: Solve for x
x = 668,056,732,433,667.12/29,476,473.48 - Step 6: Final answer
x = 22,664,065.73
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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.