Finding the Fourth Proportional to 54,265,800.38, 74,878,374.53 and 32,238,733.68
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Solution
The fourth proportional to 54,265,800.38, 74,878,374.53 and 32,238,733.68 is: 44,484,444.31
Step by Step Solution
- Step 1: Write the proportion equation
54,265,800.38 : 74,878,374.53 = 32,238,733.68 : x - Step 2: Convert to fraction form
54,265,800.38/74,878,374.53 = 32,238,733.68/x - Step 3: Cross multiply
54,265,800.38x = 74,878,374.53 × 32,238,733.68 - Step 4: Simplify right side
54,265,800.38x = 2,413,983,974,944,562 - Step 5: Solve for x
x = 2,413,983,974,944,562/54,265,800.38 - Step 6: Final answer
x = 44,484,444.31
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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.