Finding the Fourth Proportional to 54,346,742.84, 74,998,831.30 and 29,567,107.46
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Solution
The fourth proportional to 54,346,742.84, 74,998,831.30 and 29,567,107.46 is: 40,802,785.75
Step by Step Solution
- Step 1: Write the proportion equation
54,346,742.84 : 74,998,831.30 = 29,567,107.46 : x - Step 2: Convert to fraction form
54,346,742.84/74,998,831.30 = 29,567,107.46/x - Step 3: Cross multiply
54,346,742.84x = 74,998,831.30 × 29,567,107.46 - Step 4: Simplify right side
54,346,742.84x = 2,217,498,504,421,511.50 - Step 5: Solve for x
x = 2,217,498,504,421,511.50/54,346,742.84 - Step 6: Final answer
x = 40,802,785.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.