Home / 7,068,709.92-10,603,171.56-2,692,091.51

Finding the Fourth Proportional to 7,068,709.92, 10,603,171.56 and 2,692,091.51

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Solution

The fourth proportional to 7,068,709.92, 10,603,171.56 and 2,692,091.51 is: 4,038,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,709.92 : 10,603,171.56 = 2,692,091.51 : x
  2. Step 2: Convert to fraction form
    7,068,709.92/10,603,171.56 = 2,692,091.51/x
  3. Step 3: Cross multiply
    7,068,709.92x = 10,603,171.56 × 2,692,091.51
  4. Step 4: Simplify right side
    7,068,709.92x = 28,544,708,082,733.60
  5. Step 5: Solve for x
    x = 28,544,708,082,733.60/7,068,709.92
  6. Step 6: Final answer
    x = 4,038,177.89

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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.