Home / 7,070,454.56-10,603,746.23-1,951,660.78

Finding the Fourth Proportional to 7,070,454.56, 10,603,746.23 and 1,951,660.78

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Solution

The fourth proportional to 7,070,454.56, 10,603,746.23 and 1,951,660.78 is: 2,926,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,454.56 : 10,603,746.23 = 1,951,660.78 : x
  2. Step 2: Convert to fraction form
    7,070,454.56/10,603,746.23 = 1,951,660.78/x
  3. Step 3: Cross multiply
    7,070,454.56x = 10,603,746.23 × 1,951,660.78
  4. Step 4: Simplify right side
    7,070,454.56x = 20,694,915,638,163.86
  5. Step 5: Solve for x
    x = 20,694,915,638,163.86/7,070,454.56
  6. Step 6: Final answer
    x = 2,926,956.88

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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.