Finding the Fourth Proportional to 34,896,885.21, 48,126,351.49 and 21,845,333.95
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Solution
The fourth proportional to 34,896,885.21, 48,126,351.49 and 21,845,333.95 is: 30,126,935.79
Step by Step Solution
- Step 1: Write the proportion equation
34,896,885.21 : 48,126,351.49 = 21,845,333.95 : x - Step 2: Convert to fraction form
34,896,885.21/48,126,351.49 = 21,845,333.95/x - Step 3: Cross multiply
34,896,885.21x = 48,126,351.49 × 21,845,333.95 - Step 4: Simplify right side
34,896,885.21x = 1,051,336,220,094,130.12 - Step 5: Solve for x
x = 1,051,336,220,094,130.12/34,896,885.21 - Step 6: Final answer
x = 30,126,935.79
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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.