Finding the Fourth Proportional to 67,998,701.24, 102,028,101.20 and 35,642,867.28
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Solution
The fourth proportional to 67,998,701.24, 102,028,101.20 and 35,642,867.28 is: 53,480,051.88
Step by Step Solution
- Step 1: Write the proportion equation
67,998,701.24 : 102,028,101.20 = 35,642,867.28 : x - Step 2: Convert to fraction form
67,998,701.24/102,028,101.20 = 35,642,867.28/x - Step 3: Cross multiply
67,998,701.24x = 102,028,101.20 × 35,642,867.28 - Step 4: Simplify right side
67,998,701.24x = 3,636,574,069,902,009 - Step 5: Solve for x
x = 3,636,574,069,902,009/67,998,701.24 - Step 6: Final answer
x = 53,480,051.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.