Finding the Fourth Proportional to 126,564,107.54, 189,864,353.73 and 39,132,442.97
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Solution
The fourth proportional to 126,564,107.54, 189,864,353.73 and 39,132,442.97 is: 58,704,289.39
Step by Step Solution
- Step 1: Write the proportion equation
126,564,107.54 : 189,864,353.73 = 39,132,442.97 : x - Step 2: Convert to fraction form
126,564,107.54/189,864,353.73 = 39,132,442.97/x - Step 3: Cross multiply
126,564,107.54x = 189,864,353.73 × 39,132,442.97 - Step 4: Simplify right side
126,564,107.54x = 7,429,855,994,849,792 - Step 5: Solve for x
x = 7,429,855,994,849,792/126,564,107.54 - Step 6: Final answer
x = 58,704,289.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.