Home / 67,745,575.47-101,618,441.60-18,561,847.31

Finding the Fourth Proportional to 67,745,575.47, 101,618,441.60 and 18,561,847.31

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Solution

The fourth proportional to 67,745,575.47, 101,618,441.60 and 18,561,847.31 is: 27,842,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,745,575.47 : 101,618,441.60 = 18,561,847.31 : x
  2. Step 2: Convert to fraction form
    67,745,575.47/101,618,441.60 = 18,561,847.31/x
  3. Step 3: Cross multiply
    67,745,575.47x = 101,618,441.60 × 18,561,847.31
  4. Step 4: Simplify right side
    67,745,575.47x = 1,886,225,996,258,450.50
  5. Step 5: Solve for x
    x = 1,886,225,996,258,450.50/67,745,575.47
  6. Step 6: Final answer
    x = 27,842,792.44

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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.