Finding the Fourth Proportional to 63,028,733.58, 86,979,651.39 and 34,055,357.58
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Solution
The fourth proportional to 63,028,733.58, 86,979,651.39 and 34,055,357.58 is: 46,996,392.95
Step by Step Solution
- Step 1: Write the proportion equation
63,028,733.58 : 86,979,651.39 = 34,055,357.58 : x - Step 2: Convert to fraction form
63,028,733.58/86,979,651.39 = 34,055,357.58/x - Step 3: Cross multiply
63,028,733.58x = 86,979,651.39 × 34,055,357.58 - Step 4: Simplify right side
63,028,733.58x = 2,962,123,130,270,194 - Step 5: Solve for x
x = 2,962,123,130,270,194/63,028,733.58 - Step 6: Final answer
x = 46,996,392.95
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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.