Home / 54,971,010.80-82,465,847.40-16,632,220.40

Finding the Fourth Proportional to 54,971,010.80, 82,465,847.40 and 16,632,220.40

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Solution

The fourth proportional to 54,971,010.80, 82,465,847.40 and 16,632,220.40 is: 24,951,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971,010.80 : 82,465,847.40 = 16,632,220.40 : x
  2. Step 2: Convert to fraction form
    54,971,010.80/82,465,847.40 = 16,632,220.40/x
  3. Step 3: Cross multiply
    54,971,010.80x = 82,465,847.40 × 16,632,220.40
  4. Step 4: Simplify right side
    54,971,010.80x = 1,371,590,149,429,567
  5. Step 5: Solve for x
    x = 1,371,590,149,429,567/54,971,010.80
  6. Step 6: Final answer
    x = 24,951,153.88

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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.