Finding the Fourth Proportional to 42,876,676.44, 59,163,152.76 and 25,472,574.36
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Solution
The fourth proportional to 42,876,676.44, 59,163,152.76 and 25,472,574.36 is: 35,148,195.55
Step by Step Solution
- Step 1: Write the proportion equation
42,876,676.44 : 59,163,152.76 = 25,472,574.36 : x - Step 2: Convert to fraction form
42,876,676.44/59,163,152.76 = 25,472,574.36/x - Step 3: Cross multiply
42,876,676.44x = 59,163,152.76 × 25,472,574.36 - Step 4: Simplify right side
42,876,676.44x = 1,507,037,808,051,139.25 - Step 5: Solve for x
x = 1,507,037,808,051,139.25/42,876,676.44 - Step 6: Final answer
x = 35,148,195.55
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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.