Home / 54,970,938.80-82,465,739.40-16,632,148.40

Finding the Fourth Proportional to 54,970,938.80, 82,465,739.40 and 16,632,148.40

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Solution

The fourth proportional to 54,970,938.80, 82,465,739.40 and 16,632,148.40 is: 24,951,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,970,938.80 : 82,465,739.40 = 16,632,148.40 : x
  2. Step 2: Convert to fraction form
    54,970,938.80/82,465,739.40 = 16,632,148.40/x
  3. Step 3: Cross multiply
    54,970,938.80x = 82,465,739.40 × 16,632,148.40
  4. Step 4: Simplify right side
    54,970,938.80x = 1,371,582,415,616,527
  5. Step 5: Solve for x
    x = 1,371,582,415,616,527/54,970,938.80
  6. Step 6: Final answer
    x = 24,951,045.87

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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.