Finding the Fourth Proportional to 38,652,904.32, 53,337,837.12 and 22,755,465.84
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Solution
The fourth proportional to 38,652,904.32, 53,337,837.12 and 22,755,465.84 is: 31,400,676.14
Step by Step Solution
- Step 1: Write the proportion equation
38,652,904.32 : 53,337,837.12 = 22,755,465.84 : x - Step 2: Convert to fraction form
38,652,904.32/53,337,837.12 = 22,755,465.84/x - Step 3: Cross multiply
38,652,904.32x = 53,337,837.12 × 22,755,465.84 - Step 4: Simplify right side
38,652,904.32x = 1,213,727,330,563,644 - Step 5: Solve for x
x = 1,213,727,330,563,644/38,652,904.32 - Step 6: Final answer
x = 31,400,676.14
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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.