Finding the Fourth Proportional to 39,417,797.92, 58,762,335.36 and 38,796,602.40
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Solution
The fourth proportional to 39,417,797.92, 58,762,335.36 and 38,796,602.40 is: 57,836,284.15
Step by Step Solution
- Step 1: Write the proportion equation
39,417,797.92 : 58,762,335.36 = 38,796,602.40 : x - Step 2: Convert to fraction form
39,417,797.92/58,762,335.36 = 38,796,602.40/x - Step 3: Cross multiply
39,417,797.92x = 58,762,335.36 × 38,796,602.40 - Step 4: Simplify right side
39,417,797.92x = 2,279,778,961,057,381 - Step 5: Solve for x
x = 2,279,778,961,057,381/39,417,797.92 - Step 6: Final answer
x = 57,836,284.15
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.